linux-headers/linux/kvm.h

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 #ifndef __LINUX_KVM_H
   3 #define __LINUX_KVM_H
   4
   5 /*
   6  * Userspace interface for /dev/kvm - kernel based virtual machine
   7  *
   8  * Note: you must update KVM_API_VERSION if you change this interface.
   9  */
  10
  11 #include <linux/types.h>
  12
  13 #include <linux/ioctl.h>
  14 #include <asm/kvm.h>
  15
  16 #define KVM_API_VERSION 12
  17
  18 /* *** Deprecated interfaces *** */
  19
  20 #define KVM_TRC_SHIFT           16
  21
  22 #define KVM_TRC_ENTRYEXIT       (1 << KVM_TRC_SHIFT)
  23 #define KVM_TRC_HANDLER         (1 << (KVM_TRC_SHIFT + 1))
  24
  25 #define KVM_TRC_VMENTRY         (KVM_TRC_ENTRYEXIT + 0x01)
  26 #define KVM_TRC_VMEXIT          (KVM_TRC_ENTRYEXIT + 0x02)
  27 #define KVM_TRC_PAGE_FAULT      (KVM_TRC_HANDLER + 0x01)
  28
  29 #define KVM_TRC_HEAD_SIZE       12
  30 #define KVM_TRC_CYCLE_SIZE      8
  31 #define KVM_TRC_EXTRA_MAX       7
  32
  33 #define KVM_TRC_INJ_VIRQ         (KVM_TRC_HANDLER + 0x02)
  34 #define KVM_TRC_REDELIVER_EVT    (KVM_TRC_HANDLER + 0x03)
  35 #define KVM_TRC_PEND_INTR        (KVM_TRC_HANDLER + 0x04)
  36 #define KVM_TRC_IO_READ          (KVM_TRC_HANDLER + 0x05)
  37 #define KVM_TRC_IO_WRITE         (KVM_TRC_HANDLER + 0x06)
  38 #define KVM_TRC_CR_READ          (KVM_TRC_HANDLER + 0x07)
  39 #define KVM_TRC_CR_WRITE         (KVM_TRC_HANDLER + 0x08)
  40 #define KVM_TRC_DR_READ          (KVM_TRC_HANDLER + 0x09)
  41 #define KVM_TRC_DR_WRITE         (KVM_TRC_HANDLER + 0x0A)
  42 #define KVM_TRC_MSR_READ         (KVM_TRC_HANDLER + 0x0B)
  43 #define KVM_TRC_MSR_WRITE        (KVM_TRC_HANDLER + 0x0C)
  44 #define KVM_TRC_CPUID            (KVM_TRC_HANDLER + 0x0D)
  45 #define KVM_TRC_INTR             (KVM_TRC_HANDLER + 0x0E)
  46 #define KVM_TRC_NMI              (KVM_TRC_HANDLER + 0x0F)
  47 #define KVM_TRC_VMMCALL          (KVM_TRC_HANDLER + 0x10)
  48 #define KVM_TRC_HLT              (KVM_TRC_HANDLER + 0x11)
  49 #define KVM_TRC_CLTS             (KVM_TRC_HANDLER + 0x12)
  50 #define KVM_TRC_LMSW             (KVM_TRC_HANDLER + 0x13)
  51 #define KVM_TRC_APIC_ACCESS      (KVM_TRC_HANDLER + 0x14)
  52 #define KVM_TRC_TDP_FAULT        (KVM_TRC_HANDLER + 0x15)
  53 #define KVM_TRC_GTLB_WRITE       (KVM_TRC_HANDLER + 0x16)
  54 #define KVM_TRC_STLB_WRITE       (KVM_TRC_HANDLER + 0x17)
  55 #define KVM_TRC_STLB_INVAL       (KVM_TRC_HANDLER + 0x18)
  56 #define KVM_TRC_PPC_INSTR        (KVM_TRC_HANDLER + 0x19)
  57
  58 struct kvm_user_trace_setup {
  59         __u32 buf_size;
  60         __u32 buf_nr;
  61 };
  62
  63 #define __KVM_DEPRECATED_MAIN_W_0x06 \
  64         _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
  65 #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
  66 #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)
  67
  68 #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
  69
  70 struct kvm_breakpoint {
  71         __u32 enabled;
  72         __u32 padding;
  73         __u64 address;
  74 };
  75
  76 struct kvm_debug_guest {
  77         __u32 enabled;
  78         __u32 pad;
  79         struct kvm_breakpoint breakpoints[4];
  80         __u32 singlestep;
  81 };
  82
  83 #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
  84
  85 /* *** End of deprecated interfaces *** */
  86
  87
  88 /* for KVM_CREATE_MEMORY_REGION */
  89 struct kvm_memory_region {
  90         __u32 slot;
  91         __u32 flags;
  92         __u64 guest_phys_addr;
  93         __u64 memory_size; /* bytes */
  94 };
  95
  96 /* for KVM_SET_USER_MEMORY_REGION */
  97 struct kvm_userspace_memory_region {
  98         __u32 slot;
  99         __u32 flags;
 100         __u64 guest_phys_addr;
 101         __u64 memory_size; /* bytes */
 102         __u64 userspace_addr; /* start of the userspace allocated memory */
 103 };
 104
 105 /*
 106  * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace,
 107  * other bits are reserved for kvm internal use which are defined in
 108  * include/linux/kvm_host.h.
 109  */
 110 #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
 111 #define KVM_MEM_READONLY        (1UL << 1)
 112
 113 /* for KVM_IRQ_LINE */
 114 struct kvm_irq_level {
 115         /*
 116          * ACPI gsi notion of irq.
 117          * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
 118          * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
 119          * For ARM: See Documentation/virtual/kvm/api.txt
 120          */
 121         union {
 122                 __u32 irq;
 123                 __s32 status;
 124         };
 125         __u32 level;
 126 };
 127
 128
 129 struct kvm_irqchip {
 130         __u32 chip_id;
 131         __u32 pad;
 132         union {
 133                 char dummy[512];  /* reserving space */
 134 #ifdef __KVM_HAVE_PIT
 135                 struct kvm_pic_state pic;
 136 #endif
 137 #ifdef __KVM_HAVE_IOAPIC
 138                 struct kvm_ioapic_state ioapic;
 139 #endif
 140         } chip;
 141 };
 142
 143 /* for KVM_CREATE_PIT2 */
 144 struct kvm_pit_config {
 145         __u32 flags;
 146         __u32 pad[15];
 147 };
 148
 149 #define KVM_PIT_SPEAKER_DUMMY     1
 150
 151 struct kvm_s390_skeys {
 152         __u64 start_gfn;
 153         __u64 count;
 154         __u64 skeydata_addr;
 155         __u32 flags;
 156         __u32 reserved[9];
 157 };
 158
 159 #define KVM_S390_CMMA_PEEK (1 << 0)
 160
 161 /**
 162  * kvm_s390_cmma_log - Used for CMMA migration.
 163  *
 164  * Used both for input and output.
 165  *
 166  * @start_gfn: Guest page number to start from.
 167  * @count: Size of the result buffer.
 168  * @flags: Control operation mode via KVM_S390_CMMA_* flags
 169  * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty
 170  *             pages are still remaining.
 171  * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set
 172  *        in the PGSTE.
 173  * @values: Pointer to the values buffer.
 174  *
 175  * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls.
 176  */
 177 struct kvm_s390_cmma_log {
 178         __u64 start_gfn;
 179         __u32 count;
 180         __u32 flags;
 181         union {
 182                 __u64 remaining;
 183                 __u64 mask;
 184         };
 185         __u64 values;
 186 };
 187
 188 struct kvm_hyperv_exit {
 189 #define KVM_EXIT_HYPERV_SYNIC          1
 190 #define KVM_EXIT_HYPERV_HCALL          2
 191         __u32 type;
 192         union {
 193                 struct {
 194                         __u32 msr;
 195                         __u64 control;
 196                         __u64 evt_page;
 197                         __u64 msg_page;
 198                 } synic;
 199                 struct {
 200                         __u64 input;
 201                         __u64 result;
 202                         __u64 params[2];
 203                 } hcall;
 204         } u;
 205 };
 206
 207 #define KVM_S390_GET_SKEYS_NONE   1
 208 #define KVM_S390_SKEYS_MAX        1048576
 209
 210 #define KVM_EXIT_UNKNOWN          0
 211 #define KVM_EXIT_EXCEPTION        1
 212 #define KVM_EXIT_IO               2
 213 #define KVM_EXIT_HYPERCALL        3
 214 #define KVM_EXIT_DEBUG            4
 215 #define KVM_EXIT_HLT              5
 216 #define KVM_EXIT_MMIO             6
 217 #define KVM_EXIT_IRQ_WINDOW_OPEN  7
 218 #define KVM_EXIT_SHUTDOWN         8
 219 #define KVM_EXIT_FAIL_ENTRY       9
 220 #define KVM_EXIT_INTR             10
 221 #define KVM_EXIT_SET_TPR          11
 222 #define KVM_EXIT_TPR_ACCESS       12
 223 #define KVM_EXIT_S390_SIEIC       13
 224 #define KVM_EXIT_S390_RESET       14
 225 #define KVM_EXIT_DCR              15 /* deprecated */
 226 #define KVM_EXIT_NMI              16
 227 #define KVM_EXIT_INTERNAL_ERROR   17
 228 #define KVM_EXIT_OSI              18
 229 #define KVM_EXIT_PAPR_HCALL       19
 230 #define KVM_EXIT_S390_UCONTROL    20
 231 #define KVM_EXIT_WATCHDOG         21
 232 #define KVM_EXIT_S390_TSCH        22
 233 #define KVM_EXIT_EPR              23
 234 #define KVM_EXIT_SYSTEM_EVENT     24
 235 #define KVM_EXIT_S390_STSI        25
 236 #define KVM_EXIT_IOAPIC_EOI       26
 237 #define KVM_EXIT_HYPERV           27
 238
 239 /* For KVM_EXIT_INTERNAL_ERROR */
 240 /* Emulate instruction failed. */
 241 #define KVM_INTERNAL_ERROR_EMULATION    1
 242 /* Encounter unexpected simultaneous exceptions. */
 243 #define KVM_INTERNAL_ERROR_SIMUL_EX     2
 244 /* Encounter unexpected vm-exit due to delivery event. */
 245 #define KVM_INTERNAL_ERROR_DELIVERY_EV  3
 246
 247 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
 248 struct kvm_run {
 249         /* in */
 250         __u8 request_interrupt_window;
 251         __u8 immediate_exit;
 252         __u8 padding1[6];
 253
 254         /* out */
 255         __u32 exit_reason;
 256         __u8 ready_for_interrupt_injection;
 257         __u8 if_flag;
 258         __u16 flags;
 259
 260         /* in (pre_kvm_run), out (post_kvm_run) */
 261         __u64 cr8;
 262         __u64 apic_base;
 263
 264 #ifdef __KVM_S390
 265         /* the processor status word for s390 */
 266         __u64 psw_mask; /* psw upper half */
 267         __u64 psw_addr; /* psw lower half */
 268 #endif
 269         union {
 270                 /* KVM_EXIT_UNKNOWN */
 271                 struct {
 272                         __u64 hardware_exit_reason;
 273                 } hw;
 274                 /* KVM_EXIT_FAIL_ENTRY */
 275                 struct {
 276                         __u64 hardware_entry_failure_reason;
 277                 } fail_entry;
 278                 /* KVM_EXIT_EXCEPTION */
 279                 struct {
 280                         __u32 exception;
 281                         __u32 error_code;
 282                 } ex;
 283                 /* KVM_EXIT_IO */
 284                 struct {
 285 #define KVM_EXIT_IO_IN  0
 286 #define KVM_EXIT_IO_OUT 1
 287                         __u8 direction;
 288                         __u8 size; /* bytes */
 289                         __u16 port;
 290                         __u32 count;
 291                         __u64 data_offset; /* relative to kvm_run start */
 292                 } io;
 293                 /* KVM_EXIT_DEBUG */
 294                 struct {
 295                         struct kvm_debug_exit_arch arch;
 296                 } debug;
 297                 /* KVM_EXIT_MMIO */
 298                 struct {
 299                         __u64 phys_addr;
 300                         __u8  data[8];
 301                         __u32 len;
 302                         __u8  is_write;
 303                 } mmio;
 304                 /* KVM_EXIT_HYPERCALL */
 305                 struct {
 306                         __u64 nr;
 307                         __u64 args[6];
 308                         __u64 ret;
 309                         __u32 longmode;
 310                         __u32 pad;
 311                 } hypercall;
 312                 /* KVM_EXIT_TPR_ACCESS */
 313                 struct {
 314                         __u64 rip;
 315                         __u32 is_write;
 316                         __u32 pad;
 317                 } tpr_access;
 318                 /* KVM_EXIT_S390_SIEIC */
 319                 struct {
 320                         __u8 icptcode;
 321                         __u16 ipa;
 322                         __u32 ipb;
 323                 } s390_sieic;
 324                 /* KVM_EXIT_S390_RESET */
 325 #define KVM_S390_RESET_POR       1
 326 #define KVM_S390_RESET_CLEAR     2
 327 #define KVM_S390_RESET_SUBSYSTEM 4
 328 #define KVM_S390_RESET_CPU_INIT  8
 329 #define KVM_S390_RESET_IPL       16
 330                 __u64 s390_reset_flags;
 331                 /* KVM_EXIT_S390_UCONTROL */
 332                 struct {
 333                         __u64 trans_exc_code;
 334                         __u32 pgm_code;
 335                 } s390_ucontrol;
 336                 /* KVM_EXIT_DCR (deprecated) */
 337                 struct {
 338                         __u32 dcrn;
 339                         __u32 data;
 340                         __u8  is_write;
 341                 } dcr;
 342                 /* KVM_EXIT_INTERNAL_ERROR */
 343                 struct {
 344                         __u32 suberror;
 345                         /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
 346                         __u32 ndata;
 347                         __u64 data[16];
 348                 } internal;
 349                 /* KVM_EXIT_OSI */
 350                 struct {
 351                         __u64 gprs[32];
 352                 } osi;
 353                 /* KVM_EXIT_PAPR_HCALL */
 354                 struct {
 355                         __u64 nr;
 356                         __u64 ret;
 357                         __u64 args[9];
 358                 } papr_hcall;
 359                 /* KVM_EXIT_S390_TSCH */
 360                 struct {
 361                         __u16 subchannel_id;
 362                         __u16 subchannel_nr;
 363                         __u32 io_int_parm;
 364                         __u32 io_int_word;
 365                         __u32 ipb;
 366                         __u8 dequeued;
 367                 } s390_tsch;
 368                 /* KVM_EXIT_EPR */
 369                 struct {
 370                         __u32 epr;
 371                 } epr;
 372                 /* KVM_EXIT_SYSTEM_EVENT */
 373                 struct {
 374 #define KVM_SYSTEM_EVENT_SHUTDOWN       1
 375 #define KVM_SYSTEM_EVENT_RESET          2
 376 #define KVM_SYSTEM_EVENT_CRASH          3
 377                         __u32 type;
 378                         __u64 flags;
 379                 } system_event;
 380                 /* KVM_EXIT_S390_STSI */
 381                 struct {
 382                         __u64 addr;
 383                         __u8 ar;
 384                         __u8 reserved;
 385                         __u8 fc;
 386                         __u8 sel1;
 387                         __u16 sel2;
 388                 } s390_stsi;
 389                 /* KVM_EXIT_IOAPIC_EOI */
 390                 struct {
 391                         __u8 vector;
 392                 } eoi;
 393                 /* KVM_EXIT_HYPERV */
 394                 struct kvm_hyperv_exit hyperv;
 395                 /* Fix the size of the union. */
 396                 char padding[256];
 397         };
 398
 399         /* 2048 is the size of the char array used to bound/pad the size
 400          * of the union that holds sync regs.
 401          */
 402         #define SYNC_REGS_SIZE_BYTES 2048
 403         /*
 404          * shared registers between kvm and userspace.
 405          * kvm_valid_regs specifies the register classes set by the host
 406          * kvm_dirty_regs specified the register classes dirtied by userspace
 407          * struct kvm_sync_regs is architecture specific, as well as the
 408          * bits for kvm_valid_regs and kvm_dirty_regs
 409          */
 410         __u64 kvm_valid_regs;
 411         __u64 kvm_dirty_regs;
 412         union {
 413                 struct kvm_sync_regs regs;
 414                 char padding[SYNC_REGS_SIZE_BYTES];
 415         } s;
 416 };
 417
 418 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
 419
 420 struct kvm_coalesced_mmio_zone {
 421         __u64 addr;
 422         __u32 size;
 423         __u32 pad;
 424 };
 425
 426 struct kvm_coalesced_mmio {
 427         __u64 phys_addr;
 428         __u32 len;
 429         __u32 pad;
 430         __u8  data[8];
 431 };
 432
 433 struct kvm_coalesced_mmio_ring {
 434         __u32 first, last;
 435         struct kvm_coalesced_mmio coalesced_mmio[0];
 436 };
 437
 438 #define KVM_COALESCED_MMIO_MAX \
 439         ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
 440          sizeof(struct kvm_coalesced_mmio))
 441
 442 /* for KVM_TRANSLATE */
 443 struct kvm_translation {
 444         /* in */
 445         __u64 linear_address;
 446
 447         /* out */
 448         __u64 physical_address;
 449         __u8  valid;
 450         __u8  writeable;
 451         __u8  usermode;
 452         __u8  pad[5];
 453 };
 454
 455 /* for KVM_S390_MEM_OP */
 456 struct kvm_s390_mem_op {
 457         /* in */
 458         __u64 gaddr;            /* the guest address */
 459         __u64 flags;            /* flags */
 460         __u32 size;             /* amount of bytes */
 461         __u32 op;               /* type of operation */
 462         __u64 buf;              /* buffer in userspace */
 463         __u8 ar;                /* the access register number */
 464         __u8 reserved[31];      /* should be set to 0 */
 465 };
 466 /* types for kvm_s390_mem_op->op */
 467 #define KVM_S390_MEMOP_LOGICAL_READ     0
 468 #define KVM_S390_MEMOP_LOGICAL_WRITE    1
 469 /* flags for kvm_s390_mem_op->flags */
 470 #define KVM_S390_MEMOP_F_CHECK_ONLY             (1ULL << 0)
 471 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION       (1ULL << 1)
 472
 473 /* for KVM_INTERRUPT */
 474 struct kvm_interrupt {
 475         /* in */
 476         __u32 irq;
 477 };
 478
 479 /* for KVM_GET_DIRTY_LOG */
 480 struct kvm_dirty_log {
 481         __u32 slot;
 482         __u32 padding1;
 483         union {
 484                 void *dirty_bitmap; /* one bit per page */
 485                 __u64 padding2;
 486         };
 487 };
 488
 489 /* for KVM_SET_SIGNAL_MASK */
 490 struct kvm_signal_mask {
 491         __u32 len;
 492         __u8  sigset[0];
 493 };
 494
 495 /* for KVM_TPR_ACCESS_REPORTING */
 496 struct kvm_tpr_access_ctl {
 497         __u32 enabled;
 498         __u32 flags;
 499         __u32 reserved[8];
 500 };
 501
 502 /* for KVM_SET_VAPIC_ADDR */
 503 struct kvm_vapic_addr {
 504         __u64 vapic_addr;
 505 };
 506
 507 /* for KVM_SET_MP_STATE */
 508
 509 /* not all states are valid on all architectures */
 510 #define KVM_MP_STATE_RUNNABLE          0
 511 #define KVM_MP_STATE_UNINITIALIZED     1
 512 #define KVM_MP_STATE_INIT_RECEIVED     2
 513 #define KVM_MP_STATE_HALTED            3
 514 #define KVM_MP_STATE_SIPI_RECEIVED     4
 515 #define KVM_MP_STATE_STOPPED           5
 516 #define KVM_MP_STATE_CHECK_STOP        6
 517 #define KVM_MP_STATE_OPERATING         7
 518 #define KVM_MP_STATE_LOAD              8
 519
 520 struct kvm_mp_state {
 521         __u32 mp_state;
 522 };
 523
 524 struct kvm_s390_psw {
 525         __u64 mask;
 526         __u64 addr;
 527 };
 528
 529 /* valid values for type in kvm_s390_interrupt */
 530 #define KVM_S390_SIGP_STOP              0xfffe0000u
 531 #define KVM_S390_PROGRAM_INT            0xfffe0001u
 532 #define KVM_S390_SIGP_SET_PREFIX        0xfffe0002u
 533 #define KVM_S390_RESTART                0xfffe0003u
 534 #define KVM_S390_INT_PFAULT_INIT        0xfffe0004u
 535 #define KVM_S390_INT_PFAULT_DONE        0xfffe0005u
 536 #define KVM_S390_MCHK                   0xfffe1000u
 537 #define KVM_S390_INT_CLOCK_COMP         0xffff1004u
 538 #define KVM_S390_INT_CPU_TIMER          0xffff1005u
 539 #define KVM_S390_INT_VIRTIO             0xffff2603u
 540 #define KVM_S390_INT_SERVICE            0xffff2401u
 541 #define KVM_S390_INT_EMERGENCY          0xffff1201u
 542 #define KVM_S390_INT_EXTERNAL_CALL      0xffff1202u
 543 /* Anything below 0xfffe0000u is taken by INT_IO */
 544 #define KVM_S390_INT_IO(ai,cssid,ssid,schid)   \
 545         (((schid)) |                           \
 546          ((ssid) << 16) |                      \
 547          ((cssid) << 18) |                     \
 548          ((ai) << 26))
 549 #define KVM_S390_INT_IO_MIN             0x00000000u
 550 #define KVM_S390_INT_IO_MAX             0xfffdffffu
 551 #define KVM_S390_INT_IO_AI_MASK         0x04000000u
 552
 553
 554 struct kvm_s390_interrupt {
 555         __u32 type;
 556         __u32 parm;
 557         __u64 parm64;
 558 };
 559
 560 struct kvm_s390_io_info {
 561         __u16 subchannel_id;
 562         __u16 subchannel_nr;
 563         __u32 io_int_parm;
 564         __u32 io_int_word;
 565 };
 566
 567 struct kvm_s390_ext_info {
 568         __u32 ext_params;
 569         __u32 pad;
 570         __u64 ext_params2;
 571 };
 572
 573 struct kvm_s390_pgm_info {
 574         __u64 trans_exc_code;
 575         __u64 mon_code;
 576         __u64 per_address;
 577         __u32 data_exc_code;
 578         __u16 code;
 579         __u16 mon_class_nr;
 580         __u8 per_code;
 581         __u8 per_atmid;
 582         __u8 exc_access_id;
 583         __u8 per_access_id;
 584         __u8 op_access_id;
 585 #define KVM_S390_PGM_FLAGS_ILC_VALID    0x01
 586 #define KVM_S390_PGM_FLAGS_ILC_0        0x02
 587 #define KVM_S390_PGM_FLAGS_ILC_1        0x04
 588 #define KVM_S390_PGM_FLAGS_ILC_MASK     0x06
 589 #define KVM_S390_PGM_FLAGS_NO_REWIND    0x08
 590         __u8 flags;
 591         __u8 pad[2];
 592 };
 593
 594 struct kvm_s390_prefix_info {
 595         __u32 address;
 596 };
 597
 598 struct kvm_s390_extcall_info {
 599         __u16 code;
 600 };
 601
 602 struct kvm_s390_emerg_info {
 603         __u16 code;
 604 };
 605
 606 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
 607 struct kvm_s390_stop_info {
 608         __u32 flags;
 609 };
 610
 611 struct kvm_s390_mchk_info {
 612         __u64 cr14;
 613         __u64 mcic;
 614         __u64 failing_storage_address;
 615         __u32 ext_damage_code;
 616         __u32 pad;
 617         __u8 fixed_logout[16];
 618 };
 619
 620 struct kvm_s390_irq {
 621         __u64 type;
 622         union {
 623                 struct kvm_s390_io_info io;
 624                 struct kvm_s390_ext_info ext;
 625                 struct kvm_s390_pgm_info pgm;
 626                 struct kvm_s390_emerg_info emerg;
 627                 struct kvm_s390_extcall_info extcall;
 628                 struct kvm_s390_prefix_info prefix;
 629                 struct kvm_s390_stop_info stop;
 630                 struct kvm_s390_mchk_info mchk;
 631                 char reserved[64];
 632         } u;
 633 };
 634
 635 struct kvm_s390_irq_state {
 636         __u64 buf;
 637         __u32 flags;        /* will stay unused for compatibility reasons */
 638         __u32 len;
 639         __u32 reserved[4];  /* will stay unused for compatibility reasons */
 640 };
 641
 642 /* for KVM_SET_GUEST_DEBUG */
 643
 644 #define KVM_GUESTDBG_ENABLE             0x00000001
 645 #define KVM_GUESTDBG_SINGLESTEP         0x00000002
 646
 647 struct kvm_guest_debug {
 648         __u32 control;
 649         __u32 pad;
 650         struct kvm_guest_debug_arch arch;
 651 };
 652
 653 enum {
 654         kvm_ioeventfd_flag_nr_datamatch,
 655         kvm_ioeventfd_flag_nr_pio,
 656         kvm_ioeventfd_flag_nr_deassign,
 657         kvm_ioeventfd_flag_nr_virtio_ccw_notify,
 658         kvm_ioeventfd_flag_nr_fast_mmio,
 659         kvm_ioeventfd_flag_nr_max,
 660 };
 661
 662 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
 663 #define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
 664 #define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
 665 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
 666         (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
 667
 668 #define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)
 669
 670 struct kvm_ioeventfd {
 671         __u64 datamatch;
 672         __u64 addr;        /* legal pio/mmio address */
 673         __u32 len;         /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
 674         __s32 fd;
 675         __u32 flags;
 676         __u8  pad[36];
 677 };
 678
 679 #define KVM_X86_DISABLE_EXITS_MWAIT          (1 << 0)
 680 #define KVM_X86_DISABLE_EXITS_HLT            (1 << 1)
 681 #define KVM_X86_DISABLE_EXITS_PAUSE          (1 << 2)
 682 #define KVM_X86_DISABLE_VALID_EXITS          (KVM_X86_DISABLE_EXITS_MWAIT | \
 683                                               KVM_X86_DISABLE_EXITS_HLT | \
 684                                               KVM_X86_DISABLE_EXITS_PAUSE)
 685
 686 /* for KVM_ENABLE_CAP */
 687 struct kvm_enable_cap {
 688         /* in */
 689         __u32 cap;
 690         __u32 flags;
 691         __u64 args[4];
 692         __u8  pad[64];
 693 };
 694
 695 /* for KVM_PPC_GET_PVINFO */
 696
 697 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE   (1<<0)
 698
 699 struct kvm_ppc_pvinfo {
 700         /* out */
 701         __u32 flags;
 702         __u32 hcall[4];
 703         __u8  pad[108];
 704 };
 705
 706 /* for KVM_PPC_GET_SMMU_INFO */
 707 #define KVM_PPC_PAGE_SIZES_MAX_SZ       8
 708
 709 struct kvm_ppc_one_page_size {
 710         __u32 page_shift;       /* Page shift (or 0) */
 711         __u32 pte_enc;          /* Encoding in the HPTE (>>12) */
 712 };
 713
 714 struct kvm_ppc_one_seg_page_size {
 715         __u32 page_shift;       /* Base page shift of segment (or 0) */
 716         __u32 slb_enc;          /* SLB encoding for BookS */
 717         struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
 718 };
 719
 720 #define KVM_PPC_PAGE_SIZES_REAL         0x00000001
 721 #define KVM_PPC_1T_SEGMENTS             0x00000002
 722
 723 struct kvm_ppc_smmu_info {
 724         __u64 flags;
 725         __u32 slb_size;
 726         __u16 data_keys;        /* # storage keys supported for data */
 727         __u16 instr_keys;       /* # storage keys supported for instructions */
 728         struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
 729 };
 730
 731 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
 732 struct kvm_ppc_resize_hpt {
 733         __u64 flags;
 734         __u32 shift;
 735         __u32 pad;
 736 };
 737
 738 #define KVMIO 0xAE
 739
 740 /* machine type bits, to be used as argument to KVM_CREATE_VM */
 741 #define KVM_VM_S390_UCONTROL    1
 742
 743 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
 744 #define KVM_VM_PPC_HV 1
 745 #define KVM_VM_PPC_PR 2
 746
 747 /* on MIPS, 0 forces trap & emulate, 1 forces VZ ASE */
 748 #define KVM_VM_MIPS_TE          0
 749 #define KVM_VM_MIPS_VZ          1
 750
 751 #define KVM_S390_SIE_PAGE_OFFSET 1
 752
 753 /*
 754  * ioctls for /dev/kvm fds:
 755  */
 756 #define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
 757 #define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
 758 #define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
 759
 760 #define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
 761 /*
 762  * Check if a kvm extension is available.  Argument is extension number,
 763  * return is 1 (yes) or 0 (no, sorry).
 764  */
 765 #define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
 766 /*
 767  * Get size for mmap(vcpu_fd)
 768  */
 769 #define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
 770 #define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
 771 #define KVM_TRACE_ENABLE          __KVM_DEPRECATED_MAIN_W_0x06
 772 #define KVM_TRACE_PAUSE           __KVM_DEPRECATED_MAIN_0x07
 773 #define KVM_TRACE_DISABLE         __KVM_DEPRECATED_MAIN_0x08
 774 #define KVM_GET_EMULATED_CPUID    _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
 775 #define KVM_GET_MSR_FEATURE_INDEX_LIST    _IOWR(KVMIO, 0x0a, struct kvm_msr_list)
 776
 777 /*
 778  * Extension capability list.
 779  */
 780 #define KVM_CAP_IRQCHIP   0
 781 #define KVM_CAP_HLT       1
 782 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
 783 #define KVM_CAP_USER_MEMORY 3
 784 #define KVM_CAP_SET_TSS_ADDR 4
 785 #define KVM_CAP_VAPIC 6
 786 #define KVM_CAP_EXT_CPUID 7
 787 #define KVM_CAP_CLOCKSOURCE 8
 788 #define KVM_CAP_NR_VCPUS 9       /* returns recommended max vcpus per vm */
 789 #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
 790 #define KVM_CAP_PIT 11
 791 #define KVM_CAP_NOP_IO_DELAY 12
 792 #define KVM_CAP_PV_MMU 13
 793 #define KVM_CAP_MP_STATE 14
 794 #define KVM_CAP_COALESCED_MMIO 15
 795 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
 796 #define KVM_CAP_IOMMU 18
 797 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
 798 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
 799 #define KVM_CAP_USER_NMI 22
 800 #ifdef __KVM_HAVE_GUEST_DEBUG
 801 #define KVM_CAP_SET_GUEST_DEBUG 23
 802 #endif
 803 #ifdef __KVM_HAVE_PIT
 804 #define KVM_CAP_REINJECT_CONTROL 24
 805 #endif
 806 #define KVM_CAP_IRQ_ROUTING 25
 807 #define KVM_CAP_IRQ_INJECT_STATUS 26
 808 #define KVM_CAP_ASSIGN_DEV_IRQ 29
 809 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
 810 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
 811 #ifdef __KVM_HAVE_MCE
 812 #define KVM_CAP_MCE 31
 813 #endif
 814 #define KVM_CAP_IRQFD 32
 815 #ifdef __KVM_HAVE_PIT
 816 #define KVM_CAP_PIT2 33
 817 #endif
 818 #define KVM_CAP_SET_BOOT_CPU_ID 34
 819 #ifdef __KVM_HAVE_PIT_STATE2
 820 #define KVM_CAP_PIT_STATE2 35
 821 #endif
 822 #define KVM_CAP_IOEVENTFD 36
 823 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
 824 #ifdef __KVM_HAVE_XEN_HVM
 825 #define KVM_CAP_XEN_HVM 38
 826 #endif
 827 #define KVM_CAP_ADJUST_CLOCK 39
 828 #define KVM_CAP_INTERNAL_ERROR_DATA 40
 829 #ifdef __KVM_HAVE_VCPU_EVENTS
 830 #define KVM_CAP_VCPU_EVENTS 41
 831 #endif
 832 #define KVM_CAP_S390_PSW 42
 833 #define KVM_CAP_PPC_SEGSTATE 43
 834 #define KVM_CAP_HYPERV 44
 835 #define KVM_CAP_HYPERV_VAPIC 45
 836 #define KVM_CAP_HYPERV_SPIN 46
 837 #define KVM_CAP_PCI_SEGMENT 47
 838 #define KVM_CAP_PPC_PAIRED_SINGLES 48
 839 #define KVM_CAP_INTR_SHADOW 49
 840 #ifdef __KVM_HAVE_DEBUGREGS
 841 #define KVM_CAP_DEBUGREGS 50
 842 #endif
 843 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
 844 #define KVM_CAP_PPC_OSI 52
 845 #define KVM_CAP_PPC_UNSET_IRQ 53
 846 #define KVM_CAP_ENABLE_CAP 54
 847 #ifdef __KVM_HAVE_XSAVE
 848 #define KVM_CAP_XSAVE 55
 849 #endif
 850 #ifdef __KVM_HAVE_XCRS
 851 #define KVM_CAP_XCRS 56
 852 #endif
 853 #define KVM_CAP_PPC_GET_PVINFO 57
 854 #define KVM_CAP_PPC_IRQ_LEVEL 58
 855 #define KVM_CAP_ASYNC_PF 59
 856 #define KVM_CAP_TSC_CONTROL 60
 857 #define KVM_CAP_GET_TSC_KHZ 61
 858 #define KVM_CAP_PPC_BOOKE_SREGS 62
 859 #define KVM_CAP_SPAPR_TCE 63
 860 #define KVM_CAP_PPC_SMT 64
 861 #define KVM_CAP_PPC_RMA 65
 862 #define KVM_CAP_MAX_VCPUS 66       /* returns max vcpus per vm */
 863 #define KVM_CAP_PPC_HIOR 67
 864 #define KVM_CAP_PPC_PAPR 68
 865 #define KVM_CAP_SW_TLB 69
 866 #define KVM_CAP_ONE_REG 70
 867 #define KVM_CAP_S390_GMAP 71
 868 #define KVM_CAP_TSC_DEADLINE_TIMER 72
 869 #define KVM_CAP_S390_UCONTROL 73
 870 #define KVM_CAP_SYNC_REGS 74
 871 #define KVM_CAP_PCI_2_3 75
 872 #define KVM_CAP_KVMCLOCK_CTRL 76
 873 #define KVM_CAP_SIGNAL_MSI 77
 874 #define KVM_CAP_PPC_GET_SMMU_INFO 78
 875 #define KVM_CAP_S390_COW 79
 876 #define KVM_CAP_PPC_ALLOC_HTAB 80
 877 #define KVM_CAP_READONLY_MEM 81
 878 #define KVM_CAP_IRQFD_RESAMPLE 82
 879 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
 880 #define KVM_CAP_PPC_HTAB_FD 84
 881 #define KVM_CAP_S390_CSS_SUPPORT 85
 882 #define KVM_CAP_PPC_EPR 86
 883 #define KVM_CAP_ARM_PSCI 87
 884 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
 885 #define KVM_CAP_DEVICE_CTRL 89
 886 #define KVM_CAP_IRQ_MPIC 90
 887 #define KVM_CAP_PPC_RTAS 91
 888 #define KVM_CAP_IRQ_XICS 92
 889 #define KVM_CAP_ARM_EL1_32BIT 93
 890 #define KVM_CAP_SPAPR_MULTITCE 94
 891 #define KVM_CAP_EXT_EMUL_CPUID 95
 892 #define KVM_CAP_HYPERV_TIME 96
 893 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
 894 #define KVM_CAP_ENABLE_CAP_VM 98
 895 #define KVM_CAP_S390_IRQCHIP 99
 896 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
 897 #define KVM_CAP_VM_ATTRIBUTES 101
 898 #define KVM_CAP_ARM_PSCI_0_2 102
 899 #define KVM_CAP_PPC_FIXUP_HCALL 103
 900 #define KVM_CAP_PPC_ENABLE_HCALL 104
 901 #define KVM_CAP_CHECK_EXTENSION_VM 105
 902 #define KVM_CAP_S390_USER_SIGP 106
 903 #define KVM_CAP_S390_VECTOR_REGISTERS 107
 904 #define KVM_CAP_S390_MEM_OP 108
 905 #define KVM_CAP_S390_USER_STSI 109
 906 #define KVM_CAP_S390_SKEYS 110
 907 #define KVM_CAP_MIPS_FPU 111
 908 #define KVM_CAP_MIPS_MSA 112
 909 #define KVM_CAP_S390_INJECT_IRQ 113
 910 #define KVM_CAP_S390_IRQ_STATE 114
 911 #define KVM_CAP_PPC_HWRNG 115
 912 #define KVM_CAP_DISABLE_QUIRKS 116
 913 #define KVM_CAP_X86_SMM 117
 914 #define KVM_CAP_MULTI_ADDRESS_SPACE 118
 915 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
 916 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
 917 #define KVM_CAP_SPLIT_IRQCHIP 121
 918 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
 919 #define KVM_CAP_HYPERV_SYNIC 123
 920 #define KVM_CAP_S390_RI 124
 921 #define KVM_CAP_SPAPR_TCE_64 125
 922 #define KVM_CAP_ARM_PMU_V3 126
 923 #define KVM_CAP_VCPU_ATTRIBUTES 127
 924 #define KVM_CAP_MAX_VCPU_ID 128
 925 #define KVM_CAP_X2APIC_API 129
 926 #define KVM_CAP_S390_USER_INSTR0 130
 927 #define KVM_CAP_MSI_DEVID 131
 928 #define KVM_CAP_PPC_HTM 132
 929 #define KVM_CAP_SPAPR_RESIZE_HPT 133
 930 #define KVM_CAP_PPC_MMU_RADIX 134
 931 #define KVM_CAP_PPC_MMU_HASH_V3 135
 932 #define KVM_CAP_IMMEDIATE_EXIT 136
 933 #define KVM_CAP_MIPS_VZ 137
 934 #define KVM_CAP_MIPS_TE 138
 935 #define KVM_CAP_MIPS_64BIT 139
 936 #define KVM_CAP_S390_GS 140
 937 #define KVM_CAP_S390_AIS 141
 938 #define KVM_CAP_SPAPR_TCE_VFIO 142
 939 #define KVM_CAP_X86_DISABLE_EXITS 143
 940 #define KVM_CAP_ARM_USER_IRQ 144
 941 #define KVM_CAP_S390_CMMA_MIGRATION 145
 942 #define KVM_CAP_PPC_FWNMI 146
 943 #define KVM_CAP_PPC_SMT_POSSIBLE 147
 944 #define KVM_CAP_HYPERV_SYNIC2 148
 945 #define KVM_CAP_HYPERV_VP_INDEX 149
 946 #define KVM_CAP_S390_AIS_MIGRATION 150
 947 #define KVM_CAP_PPC_GET_CPU_CHAR 151
 948 #define KVM_CAP_S390_BPB 152
 949 #define KVM_CAP_GET_MSR_FEATURES 153
 950 #define KVM_CAP_HYPERV_EVENTFD 154
 951 #define KVM_CAP_HYPERV_TLBFLUSH 155
 952 #define KVM_CAP_S390_HPAGE_1M 156
 953 #define KVM_CAP_NESTED_STATE 157
 954
 955 #ifdef KVM_CAP_IRQ_ROUTING
 956
 957 struct kvm_irq_routing_irqchip {
 958         __u32 irqchip;
 959         __u32 pin;
 960 };
 961
 962 struct kvm_irq_routing_msi {
 963         __u32 address_lo;
 964         __u32 address_hi;
 965         __u32 data;
 966         union {
 967                 __u32 pad;
 968                 __u32 devid;
 969         };
 970 };
 971
 972 struct kvm_irq_routing_s390_adapter {
 973         __u64 ind_addr;
 974         __u64 summary_addr;
 975         __u64 ind_offset;
 976         __u32 summary_offset;
 977         __u32 adapter_id;
 978 };
 979
 980 struct kvm_irq_routing_hv_sint {
 981         __u32 vcpu;
 982         __u32 sint;
 983 };
 984
 985 /* gsi routing entry types */
 986 #define KVM_IRQ_ROUTING_IRQCHIP 1
 987 #define KVM_IRQ_ROUTING_MSI 2
 988 #define KVM_IRQ_ROUTING_S390_ADAPTER 3
 989 #define KVM_IRQ_ROUTING_HV_SINT 4
 990
 991 struct kvm_irq_routing_entry {
 992         __u32 gsi;
 993         __u32 type;
 994         __u32 flags;
 995         __u32 pad;
 996         union {
 997                 struct kvm_irq_routing_irqchip irqchip;
 998                 struct kvm_irq_routing_msi msi;
 999                 struct kvm_irq_routing_s390_adapter adapter;
1000                 struct kvm_irq_routing_hv_sint hv_sint;
1001                 __u32 pad[8];
1002         } u;
1003 };
1004
1005 struct kvm_irq_routing {
1006         __u32 nr;
1007         __u32 flags;
1008         struct kvm_irq_routing_entry entries[0];
1009 };
1010
1011 #endif
1012
1013 #ifdef KVM_CAP_MCE
1014 /* x86 MCE */
1015 struct kvm_x86_mce {
1016         __u64 status;
1017         __u64 addr;
1018         __u64 misc;
1019         __u64 mcg_status;
1020         __u8 bank;
1021         __u8 pad1[7];
1022         __u64 pad2[3];
1023 };
1024 #endif
1025
1026 #ifdef KVM_CAP_XEN_HVM
1027 struct kvm_xen_hvm_config {
1028         __u32 flags;
1029         __u32 msr;
1030         __u64 blob_addr_32;
1031         __u64 blob_addr_64;
1032         __u8 blob_size_32;
1033         __u8 blob_size_64;
1034         __u8 pad2[30];
1035 };
1036 #endif
1037
1038 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
1039 /*
1040  * Available with KVM_CAP_IRQFD_RESAMPLE
1041  *
1042  * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
1043  * the irqfd to operate in resampling mode for level triggered interrupt
1044  * emulation.  See Documentation/virtual/kvm/api.txt.
1045  */
1046 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
1047
1048 struct kvm_irqfd {
1049         __u32 fd;
1050         __u32 gsi;
1051         __u32 flags;
1052         __u32 resamplefd;
1053         __u8  pad[16];
1054 };
1055
1056 /* For KVM_CAP_ADJUST_CLOCK */
1057
1058 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags.  */
1059 #define KVM_CLOCK_TSC_STABLE            2
1060
1061 struct kvm_clock_data {
1062         __u64 clock;
1063         __u32 flags;
1064         __u32 pad[9];
1065 };
1066
1067 /* For KVM_CAP_SW_TLB */
1068
1069 #define KVM_MMU_FSL_BOOKE_NOHV          0
1070 #define KVM_MMU_FSL_BOOKE_HV            1
1071
1072 struct kvm_config_tlb {
1073         __u64 params;
1074         __u64 array;
1075         __u32 mmu_type;
1076         __u32 array_len;
1077 };
1078
1079 struct kvm_dirty_tlb {
1080         __u64 bitmap;
1081         __u32 num_dirty;
1082 };
1083
1084 /* Available with KVM_CAP_ONE_REG */
1085
1086 #define KVM_REG_ARCH_MASK       0xff00000000000000ULL
1087 #define KVM_REG_GENERIC         0x0000000000000000ULL
1088
1089 /*
1090  * Architecture specific registers are to be defined in arch headers and
1091  * ORed with the arch identifier.
1092  */
1093 #define KVM_REG_PPC             0x1000000000000000ULL
1094 #define KVM_REG_X86             0x2000000000000000ULL
1095 #define KVM_REG_IA64            0x3000000000000000ULL
1096 #define KVM_REG_ARM             0x4000000000000000ULL
1097 #define KVM_REG_S390            0x5000000000000000ULL
1098 #define KVM_REG_ARM64           0x6000000000000000ULL
1099 #define KVM_REG_MIPS            0x7000000000000000ULL
1100
1101 #define KVM_REG_SIZE_SHIFT      52
1102 #define KVM_REG_SIZE_MASK       0x00f0000000000000ULL
1103 #define KVM_REG_SIZE_U8         0x0000000000000000ULL
1104 #define KVM_REG_SIZE_U16        0x0010000000000000ULL
1105 #define KVM_REG_SIZE_U32        0x0020000000000000ULL
1106 #define KVM_REG_SIZE_U64        0x0030000000000000ULL
1107 #define KVM_REG_SIZE_U128       0x0040000000000000ULL
1108 #define KVM_REG_SIZE_U256       0x0050000000000000ULL
1109 #define KVM_REG_SIZE_U512       0x0060000000000000ULL
1110 #define KVM_REG_SIZE_U1024      0x0070000000000000ULL
1111
1112 struct kvm_reg_list {
1113         __u64 n; /* number of regs */
1114         __u64 reg[0];
1115 };
1116
1117 struct kvm_one_reg {
1118         __u64 id;
1119         __u64 addr;
1120 };
1121
1122 #define KVM_MSI_VALID_DEVID     (1U << 0)
1123 struct kvm_msi {
1124         __u32 address_lo;
1125         __u32 address_hi;
1126         __u32 data;
1127         __u32 flags;
1128         __u32 devid;
1129         __u8  pad[12];
1130 };
1131
1132 struct kvm_arm_device_addr {
1133         __u64 id;
1134         __u64 addr;
1135 };
1136
1137 /*
1138  * Device control API, available with KVM_CAP_DEVICE_CTRL
1139  */
1140 #define KVM_CREATE_DEVICE_TEST          1
1141
1142 struct kvm_create_device {
1143         __u32   type;   /* in: KVM_DEV_TYPE_xxx */
1144         __u32   fd;     /* out: device handle */
1145         __u32   flags;  /* in: KVM_CREATE_DEVICE_xxx */
1146 };
1147
1148 struct kvm_device_attr {
1149         __u32   flags;          /* no flags currently defined */
1150         __u32   group;          /* device-defined */
1151         __u64   attr;           /* group-defined */
1152         __u64   addr;           /* userspace address of attr data */
1153 };
1154
1155 #define  KVM_DEV_VFIO_GROUP                     1
1156 #define   KVM_DEV_VFIO_GROUP_ADD                        1
1157 #define   KVM_DEV_VFIO_GROUP_DEL                        2
1158 #define   KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE              3
1159
1160 enum kvm_device_type {
1161         KVM_DEV_TYPE_FSL_MPIC_20        = 1,
1162 #define KVM_DEV_TYPE_FSL_MPIC_20        KVM_DEV_TYPE_FSL_MPIC_20
1163         KVM_DEV_TYPE_FSL_MPIC_42,
1164 #define KVM_DEV_TYPE_FSL_MPIC_42        KVM_DEV_TYPE_FSL_MPIC_42
1165         KVM_DEV_TYPE_XICS,
1166 #define KVM_DEV_TYPE_XICS               KVM_DEV_TYPE_XICS
1167         KVM_DEV_TYPE_VFIO,
1168 #define KVM_DEV_TYPE_VFIO               KVM_DEV_TYPE_VFIO
1169         KVM_DEV_TYPE_ARM_VGIC_V2,
1170 #define KVM_DEV_TYPE_ARM_VGIC_V2        KVM_DEV_TYPE_ARM_VGIC_V2
1171         KVM_DEV_TYPE_FLIC,
1172 #define KVM_DEV_TYPE_FLIC               KVM_DEV_TYPE_FLIC
1173         KVM_DEV_TYPE_ARM_VGIC_V3,
1174 #define KVM_DEV_TYPE_ARM_VGIC_V3        KVM_DEV_TYPE_ARM_VGIC_V3
1175         KVM_DEV_TYPE_ARM_VGIC_ITS,
1176 #define KVM_DEV_TYPE_ARM_VGIC_ITS       KVM_DEV_TYPE_ARM_VGIC_ITS
1177         KVM_DEV_TYPE_MAX,
1178 };
1179
1180 struct kvm_vfio_spapr_tce {
1181         __s32   groupfd;
1182         __s32   tablefd;
1183 };
1184
1185 /*
1186  * ioctls for VM fds
1187  */
1188 #define KVM_SET_MEMORY_REGION     _IOW(KVMIO,  0x40, struct kvm_memory_region)
1189 /*
1190  * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1191  * a vcpu fd.
1192  */
1193 #define KVM_CREATE_VCPU           _IO(KVMIO,   0x41)
1194 #define KVM_GET_DIRTY_LOG         _IOW(KVMIO,  0x42, struct kvm_dirty_log)
1195 /* KVM_SET_MEMORY_ALIAS is obsolete: */
1196 #define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO,  0x43, struct kvm_memory_alias)
1197 #define KVM_SET_NR_MMU_PAGES      _IO(KVMIO,   0x44)
1198 #define KVM_GET_NR_MMU_PAGES      _IO(KVMIO,   0x45)
1199 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1200                                         struct kvm_userspace_memory_region)
1201 #define KVM_SET_TSS_ADDR          _IO(KVMIO,   0x47)
1202 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO,  0x48, __u64)
1203
1204 /* enable ucontrol for s390 */
1205 struct kvm_s390_ucas_mapping {
1206         __u64 user_addr;
1207         __u64 vcpu_addr;
1208         __u64 length;
1209 };
1210 #define KVM_S390_UCAS_MAP        _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1211 #define KVM_S390_UCAS_UNMAP      _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1212 #define KVM_S390_VCPU_FAULT      _IOW(KVMIO, 0x52, unsigned long)
1213
1214 /* Device model IOC */
1215 #define KVM_CREATE_IRQCHIP        _IO(KVMIO,   0x60)
1216 #define KVM_IRQ_LINE              _IOW(KVMIO,  0x61, struct kvm_irq_level)
1217 #define KVM_GET_IRQCHIP           _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1218 #define KVM_SET_IRQCHIP           _IOR(KVMIO,  0x63, struct kvm_irqchip)
1219 #define KVM_CREATE_PIT            _IO(KVMIO,   0x64)
1220 #define KVM_GET_PIT               _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1221 #define KVM_SET_PIT               _IOR(KVMIO,  0x66, struct kvm_pit_state)
1222 #define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1223 #define KVM_REGISTER_COALESCED_MMIO \
1224                         _IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
1225 #define KVM_UNREGISTER_COALESCED_MMIO \
1226                         _IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
1227 #define KVM_ASSIGN_PCI_DEVICE     _IOR(KVMIO,  0x69, \
1228                                        struct kvm_assigned_pci_dev)
1229 #define KVM_SET_GSI_ROUTING       _IOW(KVMIO,  0x6a, struct kvm_irq_routing)
1230 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1231 #define KVM_ASSIGN_IRQ            __KVM_DEPRECATED_VM_R_0x70
1232 #define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO,  0x70, struct kvm_assigned_irq)
1233 #define KVM_REINJECT_CONTROL      _IO(KVMIO,   0x71)
1234 #define KVM_DEASSIGN_PCI_DEVICE   _IOW(KVMIO,  0x72, \
1235                                        struct kvm_assigned_pci_dev)
1236 #define KVM_ASSIGN_SET_MSIX_NR    _IOW(KVMIO,  0x73, \
1237                                        struct kvm_assigned_msix_nr)
1238 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO,  0x74, \
1239                                        struct kvm_assigned_msix_entry)
1240 #define KVM_DEASSIGN_DEV_IRQ      _IOW(KVMIO,  0x75, struct kvm_assigned_irq)
1241 #define KVM_IRQFD                 _IOW(KVMIO,  0x76, struct kvm_irqfd)
1242 #define KVM_CREATE_PIT2           _IOW(KVMIO,  0x77, struct kvm_pit_config)
1243 #define KVM_SET_BOOT_CPU_ID       _IO(KVMIO,   0x78)
1244 #define KVM_IOEVENTFD             _IOW(KVMIO,  0x79, struct kvm_ioeventfd)
1245 #define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
1246 #define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
1247 #define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
1248 /* Available with KVM_CAP_PIT_STATE2 */
1249 #define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
1250 #define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)
1251 /* Available with KVM_CAP_PPC_GET_PVINFO */
1252 #define KVM_PPC_GET_PVINFO        _IOW(KVMIO,  0xa1, struct kvm_ppc_pvinfo)
1253 /* Available with KVM_CAP_TSC_CONTROL */
1254 #define KVM_SET_TSC_KHZ           _IO(KVMIO,  0xa2)
1255 #define KVM_GET_TSC_KHZ           _IO(KVMIO,  0xa3)
1256 /* Available with KVM_CAP_PCI_2_3 */
1257 #define KVM_ASSIGN_SET_INTX_MASK  _IOW(KVMIO,  0xa4, \
1258                                        struct kvm_assigned_pci_dev)
1259 /* Available with KVM_CAP_SIGNAL_MSI */
1260 #define KVM_SIGNAL_MSI            _IOW(KVMIO,  0xa5, struct kvm_msi)
1261 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1262 #define KVM_PPC_GET_SMMU_INFO     _IOR(KVMIO,  0xa6, struct kvm_ppc_smmu_info)
1263 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
1264 #define KVM_PPC_ALLOCATE_HTAB     _IOWR(KVMIO, 0xa7, __u32)
1265 #define KVM_CREATE_SPAPR_TCE      _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)
1266 #define KVM_CREATE_SPAPR_TCE_64   _IOW(KVMIO,  0xa8, \
1267                                        struct kvm_create_spapr_tce_64)
1268 /* Available with KVM_CAP_RMA */
1269 #define KVM_ALLOCATE_RMA          _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
1270 /* Available with KVM_CAP_PPC_HTAB_FD */
1271 #define KVM_PPC_GET_HTAB_FD       _IOW(KVMIO,  0xaa, struct kvm_get_htab_fd)
1272 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1273 #define KVM_ARM_SET_DEVICE_ADDR   _IOW(KVMIO,  0xab, struct kvm_arm_device_addr)
1274 /* Available with KVM_CAP_PPC_RTAS */
1275 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO,  0xac, struct kvm_rtas_token_args)
1276 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */
1277 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
1278 #define KVM_PPC_RESIZE_HPT_COMMIT  _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
1279 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
1280 #define KVM_PPC_CONFIGURE_V3_MMU  _IOW(KVMIO,  0xaf, struct kvm_ppc_mmuv3_cfg)
1281 /* Available with KVM_CAP_PPC_RADIX_MMU */
1282 #define KVM_PPC_GET_RMMU_INFO     _IOW(KVMIO,  0xb0, struct kvm_ppc_rmmu_info)
1283 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */
1284 #define KVM_PPC_GET_CPU_CHAR      _IOR(KVMIO,  0xb1, struct kvm_ppc_cpu_char)
1285
1286 /* ioctl for vm fd */
1287 #define KVM_CREATE_DEVICE         _IOWR(KVMIO,  0xe0, struct kvm_create_device)
1288
1289 /* ioctls for fds returned by KVM_CREATE_DEVICE */
1290 #define KVM_SET_DEVICE_ATTR       _IOW(KVMIO,  0xe1, struct kvm_device_attr)
1291 #define KVM_GET_DEVICE_ATTR       _IOW(KVMIO,  0xe2, struct kvm_device_attr)
1292 #define KVM_HAS_DEVICE_ATTR       _IOW(KVMIO,  0xe3, struct kvm_device_attr)
1293
1294 /*
1295  * ioctls for vcpu fds
1296  */
1297 #define KVM_RUN                   _IO(KVMIO,   0x80)
1298 #define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
1299 #define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
1300 #define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
1301 #define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
1302 #define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
1303 #define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
1304 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1305 #define KVM_DEBUG_GUEST           __KVM_DEPRECATED_VCPU_W_0x87
1306 #define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
1307 #define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
1308 #define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
1309 #define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
1310 #define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
1311 #define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
1312 #define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
1313 #define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
1314 #define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
1315 #define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1316 /* Available with KVM_CAP_VAPIC */
1317 #define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1318 /* Available with KVM_CAP_VAPIC */
1319 #define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
1320 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
1321 #define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
1322 /* store status for s390 */
1323 #define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
1324 #define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
1325 #define KVM_S390_STORE_STATUS     _IOW(KVMIO,  0x95, unsigned long)
1326 /* initial ipl psw for s390 */
1327 #define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
1328 /* initial reset for s390 */
1329 #define KVM_S390_INITIAL_RESET    _IO(KVMIO,   0x97)
1330 #define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
1331 #define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
1332 /* Available with KVM_CAP_USER_NMI */
1333 #define KVM_NMI                   _IO(KVMIO,   0x9a)
1334 /* Available with KVM_CAP_SET_GUEST_DEBUG */
1335 #define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
1336 /* MCE for x86 */
1337 #define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
1338 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
1339 #define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
1340 /* Available with KVM_CAP_VCPU_EVENTS */
1341 #define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
1342 #define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)
1343 /* Available with KVM_CAP_DEBUGREGS */
1344 #define KVM_GET_DEBUGREGS         _IOR(KVMIO,  0xa1, struct kvm_debugregs)
1345 #define KVM_SET_DEBUGREGS         _IOW(KVMIO,  0xa2, struct kvm_debugregs)
1346 /*
1347  * vcpu version available with KVM_ENABLE_CAP
1348  * vm version available with KVM_CAP_ENABLE_CAP_VM
1349  */
1350 #define KVM_ENABLE_CAP            _IOW(KVMIO,  0xa3, struct kvm_enable_cap)
1351 /* Available with KVM_CAP_XSAVE */
1352 #define KVM_GET_XSAVE             _IOR(KVMIO,  0xa4, struct kvm_xsave)
1353 #define KVM_SET_XSAVE             _IOW(KVMIO,  0xa5, struct kvm_xsave)
1354 /* Available with KVM_CAP_XCRS */
1355 #define KVM_GET_XCRS              _IOR(KVMIO,  0xa6, struct kvm_xcrs)
1356 #define KVM_SET_XCRS              _IOW(KVMIO,  0xa7, struct kvm_xcrs)
1357 /* Available with KVM_CAP_SW_TLB */
1358 #define KVM_DIRTY_TLB             _IOW(KVMIO,  0xaa, struct kvm_dirty_tlb)
1359 /* Available with KVM_CAP_ONE_REG */
1360 #define KVM_GET_ONE_REG           _IOW(KVMIO,  0xab, struct kvm_one_reg)
1361 #define KVM_SET_ONE_REG           _IOW(KVMIO,  0xac, struct kvm_one_reg)
1362 /* VM is being stopped by host */
1363 #define KVM_KVMCLOCK_CTRL         _IO(KVMIO,   0xad)
1364 #define KVM_ARM_VCPU_INIT         _IOW(KVMIO,  0xae, struct kvm_vcpu_init)
1365 #define KVM_ARM_PREFERRED_TARGET  _IOR(KVMIO,  0xaf, struct kvm_vcpu_init)
1366 #define KVM_GET_REG_LIST          _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1367 /* Available with KVM_CAP_S390_MEM_OP */
1368 #define KVM_S390_MEM_OP           _IOW(KVMIO,  0xb1, struct kvm_s390_mem_op)
1369 /* Available with KVM_CAP_S390_SKEYS */
1370 #define KVM_S390_GET_SKEYS      _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1371 #define KVM_S390_SET_SKEYS      _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1372 /* Available with KVM_CAP_S390_INJECT_IRQ */
1373 #define KVM_S390_IRQ              _IOW(KVMIO,  0xb4, struct kvm_s390_irq)
1374 /* Available with KVM_CAP_S390_IRQ_STATE */
1375 #define KVM_S390_SET_IRQ_STATE    _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1376 #define KVM_S390_GET_IRQ_STATE    _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1377 /* Available with KVM_CAP_X86_SMM */
1378 #define KVM_SMI                   _IO(KVMIO,   0xb7)
1379 /* Available with KVM_CAP_S390_CMMA_MIGRATION */
1380 #define KVM_S390_GET_CMMA_BITS      _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log)
1381 #define KVM_S390_SET_CMMA_BITS      _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
1382 /* Memory Encryption Commands */
1383 #define KVM_MEMORY_ENCRYPT_OP      _IOWR(KVMIO, 0xba, unsigned long)
1384
1385 struct kvm_enc_region {
1386         __u64 addr;
1387         __u64 size;
1388 };
1389
1390 #define KVM_MEMORY_ENCRYPT_REG_REGION    _IOR(KVMIO, 0xbb, struct kvm_enc_region)
1391 #define KVM_MEMORY_ENCRYPT_UNREG_REGION  _IOR(KVMIO, 0xbc, struct kvm_enc_region)
1392
1393 /* Available with KVM_CAP_HYPERV_EVENTFD */
1394 #define KVM_HYPERV_EVENTFD        _IOW(KVMIO,  0xbd, struct kvm_hyperv_eventfd)
1395
1396 /* Available with KVM_CAP_NESTED_STATE */
1397 #define KVM_GET_NESTED_STATE         _IOWR(KVMIO, 0xbe, struct kvm_nested_state)
1398 #define KVM_SET_NESTED_STATE         _IOW(KVMIO,  0xbf, struct kvm_nested_state)
1399
1400 /* Secure Encrypted Virtualization command */
1401 enum sev_cmd_id {
1402         /* Guest initialization commands */
1403         KVM_SEV_INIT = 0,
1404         KVM_SEV_ES_INIT,
1405         /* Guest launch commands */
1406         KVM_SEV_LAUNCH_START,
1407         KVM_SEV_LAUNCH_UPDATE_DATA,
1408         KVM_SEV_LAUNCH_UPDATE_VMSA,
1409         KVM_SEV_LAUNCH_SECRET,
1410         KVM_SEV_LAUNCH_MEASURE,
1411         KVM_SEV_LAUNCH_FINISH,
1412         /* Guest migration commands (outgoing) */
1413         KVM_SEV_SEND_START,
1414         KVM_SEV_SEND_UPDATE_DATA,
1415         KVM_SEV_SEND_UPDATE_VMSA,
1416         KVM_SEV_SEND_FINISH,
1417         /* Guest migration commands (incoming) */
1418         KVM_SEV_RECEIVE_START,
1419         KVM_SEV_RECEIVE_UPDATE_DATA,
1420         KVM_SEV_RECEIVE_UPDATE_VMSA,
1421         KVM_SEV_RECEIVE_FINISH,
1422         /* Guest status and debug commands */
1423         KVM_SEV_GUEST_STATUS,
1424         KVM_SEV_DBG_DECRYPT,
1425         KVM_SEV_DBG_ENCRYPT,
1426         /* Guest certificates commands */
1427         KVM_SEV_CERT_EXPORT,
1428
1429         KVM_SEV_NR_MAX,
1430 };
1431
1432 struct kvm_sev_cmd {
1433         __u32 id;
1434         __u64 data;
1435         __u32 error;
1436         __u32 sev_fd;
1437 };
1438
1439 struct kvm_sev_launch_start {
1440         __u32 handle;
1441         __u32 policy;
1442         __u64 dh_uaddr;
1443         __u32 dh_len;
1444         __u64 session_uaddr;
1445         __u32 session_len;
1446 };
1447
1448 struct kvm_sev_launch_update_data {
1449         __u64 uaddr;
1450         __u32 len;
1451 };
1452
1453
1454 struct kvm_sev_launch_secret {
1455         __u64 hdr_uaddr;
1456         __u32 hdr_len;
1457         __u64 guest_uaddr;
1458         __u32 guest_len;
1459         __u64 trans_uaddr;
1460         __u32 trans_len;
1461 };
1462
1463 struct kvm_sev_launch_measure {
1464         __u64 uaddr;
1465         __u32 len;
1466 };
1467
1468 struct kvm_sev_guest_status {
1469         __u32 handle;
1470         __u32 policy;
1471         __u32 state;
1472 };
1473
1474 struct kvm_sev_dbg {
1475         __u64 src_uaddr;
1476         __u64 dst_uaddr;
1477         __u32 len;
1478 };
1479
1480 #define KVM_DEV_ASSIGN_ENABLE_IOMMU     (1 << 0)
1481 #define KVM_DEV_ASSIGN_PCI_2_3          (1 << 1)
1482 #define KVM_DEV_ASSIGN_MASK_INTX        (1 << 2)
1483
1484 struct kvm_assigned_pci_dev {
1485         __u32 assigned_dev_id;
1486         __u32 busnr;
1487         __u32 devfn;
1488         __u32 flags;
1489         __u32 segnr;
1490         union {
1491                 __u32 reserved[11];
1492         };
1493 };
1494
1495 #define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
1496 #define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
1497 #define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)
1498
1499 #define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
1500 #define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
1501 #define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)
1502
1503 #define KVM_DEV_IRQ_HOST_MASK    0x00ff
1504 #define KVM_DEV_IRQ_GUEST_MASK   0xff00
1505
1506 struct kvm_assigned_irq {
1507         __u32 assigned_dev_id;
1508         __u32 host_irq; /* ignored (legacy field) */
1509         __u32 guest_irq;
1510         __u32 flags;
1511         union {
1512                 __u32 reserved[12];
1513         };
1514 };
1515
1516 struct kvm_assigned_msix_nr {
1517         __u32 assigned_dev_id;
1518         __u16 entry_nr;
1519         __u16 padding;
1520 };
1521
1522 #define KVM_MAX_MSIX_PER_DEV            256
1523 struct kvm_assigned_msix_entry {
1524         __u32 assigned_dev_id;
1525         __u32 gsi;
1526         __u16 entry; /* The index of entry in the MSI-X table */
1527         __u16 padding[3];
1528 };
1529
1530 #define KVM_X2APIC_API_USE_32BIT_IDS            (1ULL << 0)
1531 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK  (1ULL << 1)
1532
1533 /* Available with KVM_CAP_ARM_USER_IRQ */
1534
1535 /* Bits for run->s.regs.device_irq_level */
1536 #define KVM_ARM_DEV_EL1_VTIMER          (1 << 0)
1537 #define KVM_ARM_DEV_EL1_PTIMER          (1 << 1)
1538 #define KVM_ARM_DEV_PMU                 (1 << 2)
1539
1540 struct kvm_hyperv_eventfd {
1541         __u32 conn_id;
1542         __s32 fd;
1543         __u32 flags;
1544         __u32 padding[3];
1545 };
1546
1547 #define KVM_HYPERV_CONN_ID_MASK         0x00ffffff
1548 #define KVM_HYPERV_EVENTFD_DEASSIGN     (1 << 0)
1549
1550 #endif /* __LINUX_KVM_H */