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/virt/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 #define KVM_EXIT_ARM_NISV         28
 239
 240 /* For KVM_EXIT_INTERNAL_ERROR */
 241 /* Emulate instruction failed. */
 242 #define KVM_INTERNAL_ERROR_EMULATION    1
 243 /* Encounter unexpected simultaneous exceptions. */
 244 #define KVM_INTERNAL_ERROR_SIMUL_EX     2
 245 /* Encounter unexpected vm-exit due to delivery event. */
 246 #define KVM_INTERNAL_ERROR_DELIVERY_EV  3
 247 /* Encounter unexpected vm-exit reason */
 248 #define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON       4
 249
 250 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
 251 struct kvm_run {
 252         /* in */
 253         __u8 request_interrupt_window;
 254         __u8 immediate_exit;
 255         __u8 padding1[6];
 256
 257         /* out */
 258         __u32 exit_reason;
 259         __u8 ready_for_interrupt_injection;
 260         __u8 if_flag;
 261         __u16 flags;
 262
 263         /* in (pre_kvm_run), out (post_kvm_run) */
 264         __u64 cr8;
 265         __u64 apic_base;
 266
 267 #ifdef __KVM_S390
 268         /* the processor status word for s390 */
 269         __u64 psw_mask; /* psw upper half */
 270         __u64 psw_addr; /* psw lower half */
 271 #endif
 272         union {
 273                 /* KVM_EXIT_UNKNOWN */
 274                 struct {
 275                         __u64 hardware_exit_reason;
 276                 } hw;
 277                 /* KVM_EXIT_FAIL_ENTRY */
 278                 struct {
 279                         __u64 hardware_entry_failure_reason;
 280                 } fail_entry;
 281                 /* KVM_EXIT_EXCEPTION */
 282                 struct {
 283                         __u32 exception;
 284                         __u32 error_code;
 285                 } ex;
 286                 /* KVM_EXIT_IO */
 287                 struct {
 288 #define KVM_EXIT_IO_IN  0
 289 #define KVM_EXIT_IO_OUT 1
 290                         __u8 direction;
 291                         __u8 size; /* bytes */
 292                         __u16 port;
 293                         __u32 count;
 294                         __u64 data_offset; /* relative to kvm_run start */
 295                 } io;
 296                 /* KVM_EXIT_DEBUG */
 297                 struct {
 298                         struct kvm_debug_exit_arch arch;
 299                 } debug;
 300                 /* KVM_EXIT_MMIO */
 301                 struct {
 302                         __u64 phys_addr;
 303                         __u8  data[8];
 304                         __u32 len;
 305                         __u8  is_write;
 306                 } mmio;
 307                 /* KVM_EXIT_HYPERCALL */
 308                 struct {
 309                         __u64 nr;
 310                         __u64 args[6];
 311                         __u64 ret;
 312                         __u32 longmode;
 313                         __u32 pad;
 314                 } hypercall;
 315                 /* KVM_EXIT_TPR_ACCESS */
 316                 struct {
 317                         __u64 rip;
 318                         __u32 is_write;
 319                         __u32 pad;
 320                 } tpr_access;
 321                 /* KVM_EXIT_S390_SIEIC */
 322                 struct {
 323                         __u8 icptcode;
 324                         __u16 ipa;
 325                         __u32 ipb;
 326                 } s390_sieic;
 327                 /* KVM_EXIT_S390_RESET */
 328 #define KVM_S390_RESET_POR       1
 329 #define KVM_S390_RESET_CLEAR     2
 330 #define KVM_S390_RESET_SUBSYSTEM 4
 331 #define KVM_S390_RESET_CPU_INIT  8
 332 #define KVM_S390_RESET_IPL       16
 333                 __u64 s390_reset_flags;
 334                 /* KVM_EXIT_S390_UCONTROL */
 335                 struct {
 336                         __u64 trans_exc_code;
 337                         __u32 pgm_code;
 338                 } s390_ucontrol;
 339                 /* KVM_EXIT_DCR (deprecated) */
 340                 struct {
 341                         __u32 dcrn;
 342                         __u32 data;
 343                         __u8  is_write;
 344                 } dcr;
 345                 /* KVM_EXIT_INTERNAL_ERROR */
 346                 struct {
 347                         __u32 suberror;
 348                         /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
 349                         __u32 ndata;
 350                         __u64 data[16];
 351                 } internal;
 352                 /* KVM_EXIT_OSI */
 353                 struct {
 354                         __u64 gprs[32];
 355                 } osi;
 356                 /* KVM_EXIT_PAPR_HCALL */
 357                 struct {
 358                         __u64 nr;
 359                         __u64 ret;
 360                         __u64 args[9];
 361                 } papr_hcall;
 362                 /* KVM_EXIT_S390_TSCH */
 363                 struct {
 364                         __u16 subchannel_id;
 365                         __u16 subchannel_nr;
 366                         __u32 io_int_parm;
 367                         __u32 io_int_word;
 368                         __u32 ipb;
 369                         __u8 dequeued;
 370                 } s390_tsch;
 371                 /* KVM_EXIT_EPR */
 372                 struct {
 373                         __u32 epr;
 374                 } epr;
 375                 /* KVM_EXIT_SYSTEM_EVENT */
 376                 struct {
 377 #define KVM_SYSTEM_EVENT_SHUTDOWN       1
 378 #define KVM_SYSTEM_EVENT_RESET          2
 379 #define KVM_SYSTEM_EVENT_CRASH          3
 380                         __u32 type;
 381                         __u64 flags;
 382                 } system_event;
 383                 /* KVM_EXIT_S390_STSI */
 384                 struct {
 385                         __u64 addr;
 386                         __u8 ar;
 387                         __u8 reserved;
 388                         __u8 fc;
 389                         __u8 sel1;
 390                         __u16 sel2;
 391                 } s390_stsi;
 392                 /* KVM_EXIT_IOAPIC_EOI */
 393                 struct {
 394                         __u8 vector;
 395                 } eoi;
 396                 /* KVM_EXIT_HYPERV */
 397                 struct kvm_hyperv_exit hyperv;
 398                 /* KVM_EXIT_ARM_NISV */
 399                 struct {
 400                         __u64 esr_iss;
 401                         __u64 fault_ipa;
 402                 } arm_nisv;
 403                 /* Fix the size of the union. */
 404                 char padding[256];
 405         };
 406
 407         /* 2048 is the size of the char array used to bound/pad the size
 408          * of the union that holds sync regs.
 409          */
 410         #define SYNC_REGS_SIZE_BYTES 2048
 411         /*
 412          * shared registers between kvm and userspace.
 413          * kvm_valid_regs specifies the register classes set by the host
 414          * kvm_dirty_regs specified the register classes dirtied by userspace
 415          * struct kvm_sync_regs is architecture specific, as well as the
 416          * bits for kvm_valid_regs and kvm_dirty_regs
 417          */
 418         __u64 kvm_valid_regs;
 419         __u64 kvm_dirty_regs;
 420         union {
 421                 struct kvm_sync_regs regs;
 422                 char padding[SYNC_REGS_SIZE_BYTES];
 423         } s;
 424 };
 425
 426 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
 427
 428 struct kvm_coalesced_mmio_zone {
 429         __u64 addr;
 430         __u32 size;
 431         union {
 432                 __u32 pad;
 433                 __u32 pio;
 434         };
 435 };
 436
 437 struct kvm_coalesced_mmio {
 438         __u64 phys_addr;
 439         __u32 len;
 440         union {
 441                 __u32 pad;
 442                 __u32 pio;
 443         };
 444         __u8  data[8];
 445 };
 446
 447 struct kvm_coalesced_mmio_ring {
 448         __u32 first, last;
 449         struct kvm_coalesced_mmio coalesced_mmio[0];
 450 };
 451
 452 #define KVM_COALESCED_MMIO_MAX \
 453         ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
 454          sizeof(struct kvm_coalesced_mmio))
 455
 456 /* for KVM_TRANSLATE */
 457 struct kvm_translation {
 458         /* in */
 459         __u64 linear_address;
 460
 461         /* out */
 462         __u64 physical_address;
 463         __u8  valid;
 464         __u8  writeable;
 465         __u8  usermode;
 466         __u8  pad[5];
 467 };
 468
 469 /* for KVM_S390_MEM_OP */
 470 struct kvm_s390_mem_op {
 471         /* in */
 472         __u64 gaddr;            /* the guest address */
 473         __u64 flags;            /* flags */
 474         __u32 size;             /* amount of bytes */
 475         __u32 op;               /* type of operation */
 476         __u64 buf;              /* buffer in userspace */
 477         __u8 ar;                /* the access register number */
 478         __u8 reserved[31];      /* should be set to 0 */
 479 };
 480 /* types for kvm_s390_mem_op->op */
 481 #define KVM_S390_MEMOP_LOGICAL_READ     0
 482 #define KVM_S390_MEMOP_LOGICAL_WRITE    1
 483 /* flags for kvm_s390_mem_op->flags */
 484 #define KVM_S390_MEMOP_F_CHECK_ONLY             (1ULL << 0)
 485 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION       (1ULL << 1)
 486
 487 /* for KVM_INTERRUPT */
 488 struct kvm_interrupt {
 489         /* in */
 490         __u32 irq;
 491 };
 492
 493 /* for KVM_GET_DIRTY_LOG */
 494 struct kvm_dirty_log {
 495         __u32 slot;
 496         __u32 padding1;
 497         union {
 498                 void *dirty_bitmap; /* one bit per page */
 499                 __u64 padding2;
 500         };
 501 };
 502
 503 /* for KVM_CLEAR_DIRTY_LOG */
 504 struct kvm_clear_dirty_log {
 505         __u32 slot;
 506         __u32 num_pages;
 507         __u64 first_page;
 508         union {
 509                 void *dirty_bitmap; /* one bit per page */
 510                 __u64 padding2;
 511         };
 512 };
 513
 514 /* for KVM_SET_SIGNAL_MASK */
 515 struct kvm_signal_mask {
 516         __u32 len;
 517         __u8  sigset[0];
 518 };
 519
 520 /* for KVM_TPR_ACCESS_REPORTING */
 521 struct kvm_tpr_access_ctl {
 522         __u32 enabled;
 523         __u32 flags;
 524         __u32 reserved[8];
 525 };
 526
 527 /* for KVM_SET_VAPIC_ADDR */
 528 struct kvm_vapic_addr {
 529         __u64 vapic_addr;
 530 };
 531
 532 /* for KVM_SET_MP_STATE */
 533
 534 /* not all states are valid on all architectures */
 535 #define KVM_MP_STATE_RUNNABLE          0
 536 #define KVM_MP_STATE_UNINITIALIZED     1
 537 #define KVM_MP_STATE_INIT_RECEIVED     2
 538 #define KVM_MP_STATE_HALTED            3
 539 #define KVM_MP_STATE_SIPI_RECEIVED     4
 540 #define KVM_MP_STATE_STOPPED           5
 541 #define KVM_MP_STATE_CHECK_STOP        6
 542 #define KVM_MP_STATE_OPERATING         7
 543 #define KVM_MP_STATE_LOAD              8
 544
 545 struct kvm_mp_state {
 546         __u32 mp_state;
 547 };
 548
 549 struct kvm_s390_psw {
 550         __u64 mask;
 551         __u64 addr;
 552 };
 553
 554 /* valid values for type in kvm_s390_interrupt */
 555 #define KVM_S390_SIGP_STOP              0xfffe0000u
 556 #define KVM_S390_PROGRAM_INT            0xfffe0001u
 557 #define KVM_S390_SIGP_SET_PREFIX        0xfffe0002u
 558 #define KVM_S390_RESTART                0xfffe0003u
 559 #define KVM_S390_INT_PFAULT_INIT        0xfffe0004u
 560 #define KVM_S390_INT_PFAULT_DONE        0xfffe0005u
 561 #define KVM_S390_MCHK                   0xfffe1000u
 562 #define KVM_S390_INT_CLOCK_COMP         0xffff1004u
 563 #define KVM_S390_INT_CPU_TIMER          0xffff1005u
 564 #define KVM_S390_INT_VIRTIO             0xffff2603u
 565 #define KVM_S390_INT_SERVICE            0xffff2401u
 566 #define KVM_S390_INT_EMERGENCY          0xffff1201u
 567 #define KVM_S390_INT_EXTERNAL_CALL      0xffff1202u
 568 /* Anything below 0xfffe0000u is taken by INT_IO */
 569 #define KVM_S390_INT_IO(ai,cssid,ssid,schid)   \
 570         (((schid)) |                           \
 571          ((ssid) << 16) |                      \
 572          ((cssid) << 18) |                     \
 573          ((ai) << 26))
 574 #define KVM_S390_INT_IO_MIN             0x00000000u
 575 #define KVM_S390_INT_IO_MAX             0xfffdffffu
 576 #define KVM_S390_INT_IO_AI_MASK         0x04000000u
 577
 578
 579 struct kvm_s390_interrupt {
 580         __u32 type;
 581         __u32 parm;
 582         __u64 parm64;
 583 };
 584
 585 struct kvm_s390_io_info {
 586         __u16 subchannel_id;
 587         __u16 subchannel_nr;
 588         __u32 io_int_parm;
 589         __u32 io_int_word;
 590 };
 591
 592 struct kvm_s390_ext_info {
 593         __u32 ext_params;
 594         __u32 pad;
 595         __u64 ext_params2;
 596 };
 597
 598 struct kvm_s390_pgm_info {
 599         __u64 trans_exc_code;
 600         __u64 mon_code;
 601         __u64 per_address;
 602         __u32 data_exc_code;
 603         __u16 code;
 604         __u16 mon_class_nr;
 605         __u8 per_code;
 606         __u8 per_atmid;
 607         __u8 exc_access_id;
 608         __u8 per_access_id;
 609         __u8 op_access_id;
 610 #define KVM_S390_PGM_FLAGS_ILC_VALID    0x01
 611 #define KVM_S390_PGM_FLAGS_ILC_0        0x02
 612 #define KVM_S390_PGM_FLAGS_ILC_1        0x04
 613 #define KVM_S390_PGM_FLAGS_ILC_MASK     0x06
 614 #define KVM_S390_PGM_FLAGS_NO_REWIND    0x08
 615         __u8 flags;
 616         __u8 pad[2];
 617 };
 618
 619 struct kvm_s390_prefix_info {
 620         __u32 address;
 621 };
 622
 623 struct kvm_s390_extcall_info {
 624         __u16 code;
 625 };
 626
 627 struct kvm_s390_emerg_info {
 628         __u16 code;
 629 };
 630
 631 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
 632 struct kvm_s390_stop_info {
 633         __u32 flags;
 634 };
 635
 636 struct kvm_s390_mchk_info {
 637         __u64 cr14;
 638         __u64 mcic;
 639         __u64 failing_storage_address;
 640         __u32 ext_damage_code;
 641         __u32 pad;
 642         __u8 fixed_logout[16];
 643 };
 644
 645 struct kvm_s390_irq {
 646         __u64 type;
 647         union {
 648                 struct kvm_s390_io_info io;
 649                 struct kvm_s390_ext_info ext;
 650                 struct kvm_s390_pgm_info pgm;
 651                 struct kvm_s390_emerg_info emerg;
 652                 struct kvm_s390_extcall_info extcall;
 653                 struct kvm_s390_prefix_info prefix;
 654                 struct kvm_s390_stop_info stop;
 655                 struct kvm_s390_mchk_info mchk;
 656                 char reserved[64];
 657         } u;
 658 };
 659
 660 struct kvm_s390_irq_state {
 661         __u64 buf;
 662         __u32 flags;        /* will stay unused for compatibility reasons */
 663         __u32 len;
 664         __u32 reserved[4];  /* will stay unused for compatibility reasons */
 665 };
 666
 667 /* for KVM_SET_GUEST_DEBUG */
 668
 669 #define KVM_GUESTDBG_ENABLE             0x00000001
 670 #define KVM_GUESTDBG_SINGLESTEP         0x00000002
 671
 672 struct kvm_guest_debug {
 673         __u32 control;
 674         __u32 pad;
 675         struct kvm_guest_debug_arch arch;
 676 };
 677
 678 enum {
 679         kvm_ioeventfd_flag_nr_datamatch,
 680         kvm_ioeventfd_flag_nr_pio,
 681         kvm_ioeventfd_flag_nr_deassign,
 682         kvm_ioeventfd_flag_nr_virtio_ccw_notify,
 683         kvm_ioeventfd_flag_nr_fast_mmio,
 684         kvm_ioeventfd_flag_nr_max,
 685 };
 686
 687 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
 688 #define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
 689 #define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
 690 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
 691         (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
 692
 693 #define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)
 694
 695 struct kvm_ioeventfd {
 696         __u64 datamatch;
 697         __u64 addr;        /* legal pio/mmio address */
 698         __u32 len;         /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
 699         __s32 fd;
 700         __u32 flags;
 701         __u8  pad[36];
 702 };
 703
 704 #define KVM_X86_DISABLE_EXITS_MWAIT          (1 << 0)
 705 #define KVM_X86_DISABLE_EXITS_HLT            (1 << 1)
 706 #define KVM_X86_DISABLE_EXITS_PAUSE          (1 << 2)
 707 #define KVM_X86_DISABLE_EXITS_CSTATE         (1 << 3)
 708 #define KVM_X86_DISABLE_VALID_EXITS          (KVM_X86_DISABLE_EXITS_MWAIT | \
 709                                               KVM_X86_DISABLE_EXITS_HLT | \
 710                                               KVM_X86_DISABLE_EXITS_PAUSE | \
 711                                               KVM_X86_DISABLE_EXITS_CSTATE)
 712
 713 /* for KVM_ENABLE_CAP */
 714 struct kvm_enable_cap {
 715         /* in */
 716         __u32 cap;
 717         __u32 flags;
 718         __u64 args[4];
 719         __u8  pad[64];
 720 };
 721
 722 /* for KVM_PPC_GET_PVINFO */
 723
 724 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE   (1<<0)
 725
 726 struct kvm_ppc_pvinfo {
 727         /* out */
 728         __u32 flags;
 729         __u32 hcall[4];
 730         __u8  pad[108];
 731 };
 732
 733 /* for KVM_PPC_GET_SMMU_INFO */
 734 #define KVM_PPC_PAGE_SIZES_MAX_SZ       8
 735
 736 struct kvm_ppc_one_page_size {
 737         __u32 page_shift;       /* Page shift (or 0) */
 738         __u32 pte_enc;          /* Encoding in the HPTE (>>12) */
 739 };
 740
 741 struct kvm_ppc_one_seg_page_size {
 742         __u32 page_shift;       /* Base page shift of segment (or 0) */
 743         __u32 slb_enc;          /* SLB encoding for BookS */
 744         struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
 745 };
 746
 747 #define KVM_PPC_PAGE_SIZES_REAL         0x00000001
 748 #define KVM_PPC_1T_SEGMENTS             0x00000002
 749 #define KVM_PPC_NO_HASH                 0x00000004
 750
 751 struct kvm_ppc_smmu_info {
 752         __u64 flags;
 753         __u32 slb_size;
 754         __u16 data_keys;        /* # storage keys supported for data */
 755         __u16 instr_keys;       /* # storage keys supported for instructions */
 756         struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
 757 };
 758
 759 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
 760 struct kvm_ppc_resize_hpt {
 761         __u64 flags;
 762         __u32 shift;
 763         __u32 pad;
 764 };
 765
 766 #define KVMIO 0xAE
 767
 768 /* machine type bits, to be used as argument to KVM_CREATE_VM */
 769 #define KVM_VM_S390_UCONTROL    1
 770
 771 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
 772 #define KVM_VM_PPC_HV 1
 773 #define KVM_VM_PPC_PR 2
 774
 775 /* on MIPS, 0 forces trap & emulate, 1 forces VZ ASE */
 776 #define KVM_VM_MIPS_TE          0
 777 #define KVM_VM_MIPS_VZ          1
 778
 779 #define KVM_S390_SIE_PAGE_OFFSET 1
 780
 781 /*
 782  * On arm64, machine type can be used to request the physical
 783  * address size for the VM. Bits[7-0] are reserved for the guest
 784  * PA size shift (i.e, log2(PA_Size)). For backward compatibility,
 785  * value 0 implies the default IPA size, 40bits.
 786  */
 787 #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK   0xffULL
 788 #define KVM_VM_TYPE_ARM_IPA_SIZE(x)             \
 789         ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK)
 790 /*
 791  * ioctls for /dev/kvm fds:
 792  */
 793 #define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
 794 #define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
 795 #define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
 796
 797 #define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
 798 /*
 799  * Check if a kvm extension is available.  Argument is extension number,
 800  * return is 1 (yes) or 0 (no, sorry).
 801  */
 802 #define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
 803 /*
 804  * Get size for mmap(vcpu_fd)
 805  */
 806 #define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
 807 #define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
 808 #define KVM_TRACE_ENABLE          __KVM_DEPRECATED_MAIN_W_0x06
 809 #define KVM_TRACE_PAUSE           __KVM_DEPRECATED_MAIN_0x07
 810 #define KVM_TRACE_DISABLE         __KVM_DEPRECATED_MAIN_0x08
 811 #define KVM_GET_EMULATED_CPUID    _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
 812 #define KVM_GET_MSR_FEATURE_INDEX_LIST    _IOWR(KVMIO, 0x0a, struct kvm_msr_list)
 813
 814 /*
 815  * Extension capability list.
 816  */
 817 #define KVM_CAP_IRQCHIP   0
 818 #define KVM_CAP_HLT       1
 819 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
 820 #define KVM_CAP_USER_MEMORY 3
 821 #define KVM_CAP_SET_TSS_ADDR 4
 822 #define KVM_CAP_VAPIC 6
 823 #define KVM_CAP_EXT_CPUID 7
 824 #define KVM_CAP_CLOCKSOURCE 8
 825 #define KVM_CAP_NR_VCPUS 9       /* returns recommended max vcpus per vm */
 826 #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
 827 #define KVM_CAP_PIT 11
 828 #define KVM_CAP_NOP_IO_DELAY 12
 829 #define KVM_CAP_PV_MMU 13
 830 #define KVM_CAP_MP_STATE 14
 831 #define KVM_CAP_COALESCED_MMIO 15
 832 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
 833 #define KVM_CAP_IOMMU 18
 834 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
 835 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
 836 #define KVM_CAP_USER_NMI 22
 837 #ifdef __KVM_HAVE_GUEST_DEBUG
 838 #define KVM_CAP_SET_GUEST_DEBUG 23
 839 #endif
 840 #ifdef __KVM_HAVE_PIT
 841 #define KVM_CAP_REINJECT_CONTROL 24
 842 #endif
 843 #define KVM_CAP_IRQ_ROUTING 25
 844 #define KVM_CAP_IRQ_INJECT_STATUS 26
 845 #define KVM_CAP_ASSIGN_DEV_IRQ 29
 846 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
 847 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
 848 #ifdef __KVM_HAVE_MCE
 849 #define KVM_CAP_MCE 31
 850 #endif
 851 #define KVM_CAP_IRQFD 32
 852 #ifdef __KVM_HAVE_PIT
 853 #define KVM_CAP_PIT2 33
 854 #endif
 855 #define KVM_CAP_SET_BOOT_CPU_ID 34
 856 #ifdef __KVM_HAVE_PIT_STATE2
 857 #define KVM_CAP_PIT_STATE2 35
 858 #endif
 859 #define KVM_CAP_IOEVENTFD 36
 860 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
 861 #ifdef __KVM_HAVE_XEN_HVM
 862 #define KVM_CAP_XEN_HVM 38
 863 #endif
 864 #define KVM_CAP_ADJUST_CLOCK 39
 865 #define KVM_CAP_INTERNAL_ERROR_DATA 40
 866 #ifdef __KVM_HAVE_VCPU_EVENTS
 867 #define KVM_CAP_VCPU_EVENTS 41
 868 #endif
 869 #define KVM_CAP_S390_PSW 42
 870 #define KVM_CAP_PPC_SEGSTATE 43
 871 #define KVM_CAP_HYPERV 44
 872 #define KVM_CAP_HYPERV_VAPIC 45
 873 #define KVM_CAP_HYPERV_SPIN 46
 874 #define KVM_CAP_PCI_SEGMENT 47
 875 #define KVM_CAP_PPC_PAIRED_SINGLES 48
 876 #define KVM_CAP_INTR_SHADOW 49
 877 #ifdef __KVM_HAVE_DEBUGREGS
 878 #define KVM_CAP_DEBUGREGS 50
 879 #endif
 880 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
 881 #define KVM_CAP_PPC_OSI 52
 882 #define KVM_CAP_PPC_UNSET_IRQ 53
 883 #define KVM_CAP_ENABLE_CAP 54
 884 #ifdef __KVM_HAVE_XSAVE
 885 #define KVM_CAP_XSAVE 55
 886 #endif
 887 #ifdef __KVM_HAVE_XCRS
 888 #define KVM_CAP_XCRS 56
 889 #endif
 890 #define KVM_CAP_PPC_GET_PVINFO 57
 891 #define KVM_CAP_PPC_IRQ_LEVEL 58
 892 #define KVM_CAP_ASYNC_PF 59
 893 #define KVM_CAP_TSC_CONTROL 60
 894 #define KVM_CAP_GET_TSC_KHZ 61
 895 #define KVM_CAP_PPC_BOOKE_SREGS 62
 896 #define KVM_CAP_SPAPR_TCE 63
 897 #define KVM_CAP_PPC_SMT 64
 898 #define KVM_CAP_PPC_RMA 65
 899 #define KVM_CAP_MAX_VCPUS 66       /* returns max vcpus per vm */
 900 #define KVM_CAP_PPC_HIOR 67
 901 #define KVM_CAP_PPC_PAPR 68
 902 #define KVM_CAP_SW_TLB 69
 903 #define KVM_CAP_ONE_REG 70
 904 #define KVM_CAP_S390_GMAP 71
 905 #define KVM_CAP_TSC_DEADLINE_TIMER 72
 906 #define KVM_CAP_S390_UCONTROL 73
 907 #define KVM_CAP_SYNC_REGS 74
 908 #define KVM_CAP_PCI_2_3 75
 909 #define KVM_CAP_KVMCLOCK_CTRL 76
 910 #define KVM_CAP_SIGNAL_MSI 77
 911 #define KVM_CAP_PPC_GET_SMMU_INFO 78
 912 #define KVM_CAP_S390_COW 79
 913 #define KVM_CAP_PPC_ALLOC_HTAB 80
 914 #define KVM_CAP_READONLY_MEM 81
 915 #define KVM_CAP_IRQFD_RESAMPLE 82
 916 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
 917 #define KVM_CAP_PPC_HTAB_FD 84
 918 #define KVM_CAP_S390_CSS_SUPPORT 85
 919 #define KVM_CAP_PPC_EPR 86
 920 #define KVM_CAP_ARM_PSCI 87
 921 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
 922 #define KVM_CAP_DEVICE_CTRL 89
 923 #define KVM_CAP_IRQ_MPIC 90
 924 #define KVM_CAP_PPC_RTAS 91
 925 #define KVM_CAP_IRQ_XICS 92
 926 #define KVM_CAP_ARM_EL1_32BIT 93
 927 #define KVM_CAP_SPAPR_MULTITCE 94
 928 #define KVM_CAP_EXT_EMUL_CPUID 95
 929 #define KVM_CAP_HYPERV_TIME 96
 930 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
 931 #define KVM_CAP_ENABLE_CAP_VM 98
 932 #define KVM_CAP_S390_IRQCHIP 99
 933 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
 934 #define KVM_CAP_VM_ATTRIBUTES 101
 935 #define KVM_CAP_ARM_PSCI_0_2 102
 936 #define KVM_CAP_PPC_FIXUP_HCALL 103
 937 #define KVM_CAP_PPC_ENABLE_HCALL 104
 938 #define KVM_CAP_CHECK_EXTENSION_VM 105
 939 #define KVM_CAP_S390_USER_SIGP 106
 940 #define KVM_CAP_S390_VECTOR_REGISTERS 107
 941 #define KVM_CAP_S390_MEM_OP 108
 942 #define KVM_CAP_S390_USER_STSI 109
 943 #define KVM_CAP_S390_SKEYS 110
 944 #define KVM_CAP_MIPS_FPU 111
 945 #define KVM_CAP_MIPS_MSA 112
 946 #define KVM_CAP_S390_INJECT_IRQ 113
 947 #define KVM_CAP_S390_IRQ_STATE 114
 948 #define KVM_CAP_PPC_HWRNG 115
 949 #define KVM_CAP_DISABLE_QUIRKS 116
 950 #define KVM_CAP_X86_SMM 117
 951 #define KVM_CAP_MULTI_ADDRESS_SPACE 118
 952 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
 953 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
 954 #define KVM_CAP_SPLIT_IRQCHIP 121
 955 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
 956 #define KVM_CAP_HYPERV_SYNIC 123
 957 #define KVM_CAP_S390_RI 124
 958 #define KVM_CAP_SPAPR_TCE_64 125
 959 #define KVM_CAP_ARM_PMU_V3 126
 960 #define KVM_CAP_VCPU_ATTRIBUTES 127
 961 #define KVM_CAP_MAX_VCPU_ID 128
 962 #define KVM_CAP_X2APIC_API 129
 963 #define KVM_CAP_S390_USER_INSTR0 130
 964 #define KVM_CAP_MSI_DEVID 131
 965 #define KVM_CAP_PPC_HTM 132
 966 #define KVM_CAP_SPAPR_RESIZE_HPT 133
 967 #define KVM_CAP_PPC_MMU_RADIX 134
 968 #define KVM_CAP_PPC_MMU_HASH_V3 135
 969 #define KVM_CAP_IMMEDIATE_EXIT 136
 970 #define KVM_CAP_MIPS_VZ 137
 971 #define KVM_CAP_MIPS_TE 138
 972 #define KVM_CAP_MIPS_64BIT 139
 973 #define KVM_CAP_S390_GS 140
 974 #define KVM_CAP_S390_AIS 141
 975 #define KVM_CAP_SPAPR_TCE_VFIO 142
 976 #define KVM_CAP_X86_DISABLE_EXITS 143
 977 #define KVM_CAP_ARM_USER_IRQ 144
 978 #define KVM_CAP_S390_CMMA_MIGRATION 145
 979 #define KVM_CAP_PPC_FWNMI 146
 980 #define KVM_CAP_PPC_SMT_POSSIBLE 147
 981 #define KVM_CAP_HYPERV_SYNIC2 148
 982 #define KVM_CAP_HYPERV_VP_INDEX 149
 983 #define KVM_CAP_S390_AIS_MIGRATION 150
 984 #define KVM_CAP_PPC_GET_CPU_CHAR 151
 985 #define KVM_CAP_S390_BPB 152
 986 #define KVM_CAP_GET_MSR_FEATURES 153
 987 #define KVM_CAP_HYPERV_EVENTFD 154
 988 #define KVM_CAP_HYPERV_TLBFLUSH 155
 989 #define KVM_CAP_S390_HPAGE_1M 156
 990 #define KVM_CAP_NESTED_STATE 157
 991 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158
 992 #define KVM_CAP_MSR_PLATFORM_INFO 159
 993 #define KVM_CAP_PPC_NESTED_HV 160
 994 #define KVM_CAP_HYPERV_SEND_IPI 161
 995 #define KVM_CAP_COALESCED_PIO 162
 996 #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163
 997 #define KVM_CAP_EXCEPTION_PAYLOAD 164
 998 #define KVM_CAP_ARM_VM_IPA_SIZE 165
 999 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */
1000 #define KVM_CAP_HYPERV_CPUID 167
1001 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168
1002 #define KVM_CAP_PPC_IRQ_XIVE 169
1003 #define KVM_CAP_ARM_SVE 170
1004 #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171
1005 #define KVM_CAP_ARM_PTRAUTH_GENERIC 172
1006 #define KVM_CAP_PMU_EVENT_FILTER 173
1007 #define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174
1008 #define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175
1009 #define KVM_CAP_PPC_GUEST_DEBUG_SSTEP 176
1010 #define KVM_CAP_ARM_NISV_TO_USER 177
1011 #define KVM_CAP_ARM_INJECT_EXT_DABT 178
1012
1013 #ifdef KVM_CAP_IRQ_ROUTING
1014
1015 struct kvm_irq_routing_irqchip {
1016         __u32 irqchip;
1017         __u32 pin;
1018 };
1019
1020 struct kvm_irq_routing_msi {
1021         __u32 address_lo;
1022         __u32 address_hi;
1023         __u32 data;
1024         union {
1025                 __u32 pad;
1026                 __u32 devid;
1027         };
1028 };
1029
1030 struct kvm_irq_routing_s390_adapter {
1031         __u64 ind_addr;
1032         __u64 summary_addr;
1033         __u64 ind_offset;
1034         __u32 summary_offset;
1035         __u32 adapter_id;
1036 };
1037
1038 struct kvm_irq_routing_hv_sint {
1039         __u32 vcpu;
1040         __u32 sint;
1041 };
1042
1043 /* gsi routing entry types */
1044 #define KVM_IRQ_ROUTING_IRQCHIP 1
1045 #define KVM_IRQ_ROUTING_MSI 2
1046 #define KVM_IRQ_ROUTING_S390_ADAPTER 3
1047 #define KVM_IRQ_ROUTING_HV_SINT 4
1048
1049 struct kvm_irq_routing_entry {
1050         __u32 gsi;
1051         __u32 type;
1052         __u32 flags;
1053         __u32 pad;
1054         union {
1055                 struct kvm_irq_routing_irqchip irqchip;
1056                 struct kvm_irq_routing_msi msi;
1057                 struct kvm_irq_routing_s390_adapter adapter;
1058                 struct kvm_irq_routing_hv_sint hv_sint;
1059                 __u32 pad[8];
1060         } u;
1061 };
1062
1063 struct kvm_irq_routing {
1064         __u32 nr;
1065         __u32 flags;
1066         struct kvm_irq_routing_entry entries[0];
1067 };
1068
1069 #endif
1070
1071 #ifdef KVM_CAP_MCE
1072 /* x86 MCE */
1073 struct kvm_x86_mce {
1074         __u64 status;
1075         __u64 addr;
1076         __u64 misc;
1077         __u64 mcg_status;
1078         __u8 bank;
1079         __u8 pad1[7];
1080         __u64 pad2[3];
1081 };
1082 #endif
1083
1084 #ifdef KVM_CAP_XEN_HVM
1085 struct kvm_xen_hvm_config {
1086         __u32 flags;
1087         __u32 msr;
1088         __u64 blob_addr_32;
1089         __u64 blob_addr_64;
1090         __u8 blob_size_32;
1091         __u8 blob_size_64;
1092         __u8 pad2[30];
1093 };
1094 #endif
1095
1096 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
1097 /*
1098  * Available with KVM_CAP_IRQFD_RESAMPLE
1099  *
1100  * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
1101  * the irqfd to operate in resampling mode for level triggered interrupt
1102  * emulation.  See Documentation/virt/kvm/api.txt.
1103  */
1104 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
1105
1106 struct kvm_irqfd {
1107         __u32 fd;
1108         __u32 gsi;
1109         __u32 flags;
1110         __u32 resamplefd;
1111         __u8  pad[16];
1112 };
1113
1114 /* For KVM_CAP_ADJUST_CLOCK */
1115
1116 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags.  */
1117 #define KVM_CLOCK_TSC_STABLE            2
1118
1119 struct kvm_clock_data {
1120         __u64 clock;
1121         __u32 flags;
1122         __u32 pad[9];
1123 };
1124
1125 /* For KVM_CAP_SW_TLB */
1126
1127 #define KVM_MMU_FSL_BOOKE_NOHV          0
1128 #define KVM_MMU_FSL_BOOKE_HV            1
1129
1130 struct kvm_config_tlb {
1131         __u64 params;
1132         __u64 array;
1133         __u32 mmu_type;
1134         __u32 array_len;
1135 };
1136
1137 struct kvm_dirty_tlb {
1138         __u64 bitmap;
1139         __u32 num_dirty;
1140 };
1141
1142 /* Available with KVM_CAP_ONE_REG */
1143
1144 #define KVM_REG_ARCH_MASK       0xff00000000000000ULL
1145 #define KVM_REG_GENERIC         0x0000000000000000ULL
1146
1147 /*
1148  * Architecture specific registers are to be defined in arch headers and
1149  * ORed with the arch identifier.
1150  */
1151 #define KVM_REG_PPC             0x1000000000000000ULL
1152 #define KVM_REG_X86             0x2000000000000000ULL
1153 #define KVM_REG_IA64            0x3000000000000000ULL
1154 #define KVM_REG_ARM             0x4000000000000000ULL
1155 #define KVM_REG_S390            0x5000000000000000ULL
1156 #define KVM_REG_ARM64           0x6000000000000000ULL
1157 #define KVM_REG_MIPS            0x7000000000000000ULL
1158 #define KVM_REG_RISCV           0x8000000000000000ULL
1159
1160 #define KVM_REG_SIZE_SHIFT      52
1161 #define KVM_REG_SIZE_MASK       0x00f0000000000000ULL
1162 #define KVM_REG_SIZE_U8         0x0000000000000000ULL
1163 #define KVM_REG_SIZE_U16        0x0010000000000000ULL
1164 #define KVM_REG_SIZE_U32        0x0020000000000000ULL
1165 #define KVM_REG_SIZE_U64        0x0030000000000000ULL
1166 #define KVM_REG_SIZE_U128       0x0040000000000000ULL
1167 #define KVM_REG_SIZE_U256       0x0050000000000000ULL
1168 #define KVM_REG_SIZE_U512       0x0060000000000000ULL
1169 #define KVM_REG_SIZE_U1024      0x0070000000000000ULL
1170 #define KVM_REG_SIZE_U2048      0x0080000000000000ULL
1171
1172 struct kvm_reg_list {
1173         __u64 n; /* number of regs */
1174         __u64 reg[0];
1175 };
1176
1177 struct kvm_one_reg {
1178         __u64 id;
1179         __u64 addr;
1180 };
1181
1182 #define KVM_MSI_VALID_DEVID     (1U << 0)
1183 struct kvm_msi {
1184         __u32 address_lo;
1185         __u32 address_hi;
1186         __u32 data;
1187         __u32 flags;
1188         __u32 devid;
1189         __u8  pad[12];
1190 };
1191
1192 struct kvm_arm_device_addr {
1193         __u64 id;
1194         __u64 addr;
1195 };
1196
1197 /*
1198  * Device control API, available with KVM_CAP_DEVICE_CTRL
1199  */
1200 #define KVM_CREATE_DEVICE_TEST          1
1201
1202 struct kvm_create_device {
1203         __u32   type;   /* in: KVM_DEV_TYPE_xxx */
1204         __u32   fd;     /* out: device handle */
1205         __u32   flags;  /* in: KVM_CREATE_DEVICE_xxx */
1206 };
1207
1208 struct kvm_device_attr {
1209         __u32   flags;          /* no flags currently defined */
1210         __u32   group;          /* device-defined */
1211         __u64   attr;           /* group-defined */
1212         __u64   addr;           /* userspace address of attr data */
1213 };
1214
1215 #define  KVM_DEV_VFIO_GROUP                     1
1216 #define   KVM_DEV_VFIO_GROUP_ADD                        1
1217 #define   KVM_DEV_VFIO_GROUP_DEL                        2
1218 #define   KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE              3
1219
1220 enum kvm_device_type {
1221         KVM_DEV_TYPE_FSL_MPIC_20        = 1,
1222 #define KVM_DEV_TYPE_FSL_MPIC_20        KVM_DEV_TYPE_FSL_MPIC_20
1223         KVM_DEV_TYPE_FSL_MPIC_42,
1224 #define KVM_DEV_TYPE_FSL_MPIC_42        KVM_DEV_TYPE_FSL_MPIC_42
1225         KVM_DEV_TYPE_XICS,
1226 #define KVM_DEV_TYPE_XICS               KVM_DEV_TYPE_XICS
1227         KVM_DEV_TYPE_VFIO,
1228 #define KVM_DEV_TYPE_VFIO               KVM_DEV_TYPE_VFIO
1229         KVM_DEV_TYPE_ARM_VGIC_V2,
1230 #define KVM_DEV_TYPE_ARM_VGIC_V2        KVM_DEV_TYPE_ARM_VGIC_V2
1231         KVM_DEV_TYPE_FLIC,
1232 #define KVM_DEV_TYPE_FLIC               KVM_DEV_TYPE_FLIC
1233         KVM_DEV_TYPE_ARM_VGIC_V3,
1234 #define KVM_DEV_TYPE_ARM_VGIC_V3        KVM_DEV_TYPE_ARM_VGIC_V3
1235         KVM_DEV_TYPE_ARM_VGIC_ITS,
1236 #define KVM_DEV_TYPE_ARM_VGIC_ITS       KVM_DEV_TYPE_ARM_VGIC_ITS
1237         KVM_DEV_TYPE_XIVE,
1238 #define KVM_DEV_TYPE_XIVE               KVM_DEV_TYPE_XIVE
1239         KVM_DEV_TYPE_ARM_PV_TIME,
1240 #define KVM_DEV_TYPE_ARM_PV_TIME        KVM_DEV_TYPE_ARM_PV_TIME
1241         KVM_DEV_TYPE_MAX,
1242 };
1243
1244 struct kvm_vfio_spapr_tce {
1245         __s32   groupfd;
1246         __s32   tablefd;
1247 };
1248
1249 /*
1250  * ioctls for VM fds
1251  */
1252 #define KVM_SET_MEMORY_REGION     _IOW(KVMIO,  0x40, struct kvm_memory_region)
1253 /*
1254  * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1255  * a vcpu fd.
1256  */
1257 #define KVM_CREATE_VCPU           _IO(KVMIO,   0x41)
1258 #define KVM_GET_DIRTY_LOG         _IOW(KVMIO,  0x42, struct kvm_dirty_log)
1259 /* KVM_SET_MEMORY_ALIAS is obsolete: */
1260 #define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO,  0x43, struct kvm_memory_alias)
1261 #define KVM_SET_NR_MMU_PAGES      _IO(KVMIO,   0x44)
1262 #define KVM_GET_NR_MMU_PAGES      _IO(KVMIO,   0x45)
1263 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1264                                         struct kvm_userspace_memory_region)
1265 #define KVM_SET_TSS_ADDR          _IO(KVMIO,   0x47)
1266 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO,  0x48, __u64)
1267
1268 /* enable ucontrol for s390 */
1269 struct kvm_s390_ucas_mapping {
1270         __u64 user_addr;
1271         __u64 vcpu_addr;
1272         __u64 length;
1273 };
1274 #define KVM_S390_UCAS_MAP        _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1275 #define KVM_S390_UCAS_UNMAP      _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1276 #define KVM_S390_VCPU_FAULT      _IOW(KVMIO, 0x52, unsigned long)
1277
1278 /* Device model IOC */
1279 #define KVM_CREATE_IRQCHIP        _IO(KVMIO,   0x60)
1280 #define KVM_IRQ_LINE              _IOW(KVMIO,  0x61, struct kvm_irq_level)
1281 #define KVM_GET_IRQCHIP           _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1282 #define KVM_SET_IRQCHIP           _IOR(KVMIO,  0x63, struct kvm_irqchip)
1283 #define KVM_CREATE_PIT            _IO(KVMIO,   0x64)
1284 #define KVM_GET_PIT               _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1285 #define KVM_SET_PIT               _IOR(KVMIO,  0x66, struct kvm_pit_state)
1286 #define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1287 #define KVM_REGISTER_COALESCED_MMIO \
1288                         _IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
1289 #define KVM_UNREGISTER_COALESCED_MMIO \
1290                         _IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
1291 #define KVM_ASSIGN_PCI_DEVICE     _IOR(KVMIO,  0x69, \
1292                                        struct kvm_assigned_pci_dev)
1293 #define KVM_SET_GSI_ROUTING       _IOW(KVMIO,  0x6a, struct kvm_irq_routing)
1294 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1295 #define KVM_ASSIGN_IRQ            __KVM_DEPRECATED_VM_R_0x70
1296 #define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO,  0x70, struct kvm_assigned_irq)
1297 #define KVM_REINJECT_CONTROL      _IO(KVMIO,   0x71)
1298 #define KVM_DEASSIGN_PCI_DEVICE   _IOW(KVMIO,  0x72, \
1299                                        struct kvm_assigned_pci_dev)
1300 #define KVM_ASSIGN_SET_MSIX_NR    _IOW(KVMIO,  0x73, \
1301                                        struct kvm_assigned_msix_nr)
1302 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO,  0x74, \
1303                                        struct kvm_assigned_msix_entry)
1304 #define KVM_DEASSIGN_DEV_IRQ      _IOW(KVMIO,  0x75, struct kvm_assigned_irq)
1305 #define KVM_IRQFD                 _IOW(KVMIO,  0x76, struct kvm_irqfd)
1306 #define KVM_CREATE_PIT2           _IOW(KVMIO,  0x77, struct kvm_pit_config)
1307 #define KVM_SET_BOOT_CPU_ID       _IO(KVMIO,   0x78)
1308 #define KVM_IOEVENTFD             _IOW(KVMIO,  0x79, struct kvm_ioeventfd)
1309 #define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
1310 #define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
1311 #define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
1312 /* Available with KVM_CAP_PIT_STATE2 */
1313 #define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
1314 #define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)
1315 /* Available with KVM_CAP_PPC_GET_PVINFO */
1316 #define KVM_PPC_GET_PVINFO        _IOW(KVMIO,  0xa1, struct kvm_ppc_pvinfo)
1317 /* Available with KVM_CAP_TSC_CONTROL */
1318 #define KVM_SET_TSC_KHZ           _IO(KVMIO,  0xa2)
1319 #define KVM_GET_TSC_KHZ           _IO(KVMIO,  0xa3)
1320 /* Available with KVM_CAP_PCI_2_3 */
1321 #define KVM_ASSIGN_SET_INTX_MASK  _IOW(KVMIO,  0xa4, \
1322                                        struct kvm_assigned_pci_dev)
1323 /* Available with KVM_CAP_SIGNAL_MSI */
1324 #define KVM_SIGNAL_MSI            _IOW(KVMIO,  0xa5, struct kvm_msi)
1325 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1326 #define KVM_PPC_GET_SMMU_INFO     _IOR(KVMIO,  0xa6, struct kvm_ppc_smmu_info)
1327 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
1328 #define KVM_PPC_ALLOCATE_HTAB     _IOWR(KVMIO, 0xa7, __u32)
1329 #define KVM_CREATE_SPAPR_TCE      _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)
1330 #define KVM_CREATE_SPAPR_TCE_64   _IOW(KVMIO,  0xa8, \
1331                                        struct kvm_create_spapr_tce_64)
1332 /* Available with KVM_CAP_RMA */
1333 #define KVM_ALLOCATE_RMA          _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
1334 /* Available with KVM_CAP_PPC_HTAB_FD */
1335 #define KVM_PPC_GET_HTAB_FD       _IOW(KVMIO,  0xaa, struct kvm_get_htab_fd)
1336 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1337 #define KVM_ARM_SET_DEVICE_ADDR   _IOW(KVMIO,  0xab, struct kvm_arm_device_addr)
1338 /* Available with KVM_CAP_PPC_RTAS */
1339 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO,  0xac, struct kvm_rtas_token_args)
1340 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */
1341 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
1342 #define KVM_PPC_RESIZE_HPT_COMMIT  _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
1343 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
1344 #define KVM_PPC_CONFIGURE_V3_MMU  _IOW(KVMIO,  0xaf, struct kvm_ppc_mmuv3_cfg)
1345 /* Available with KVM_CAP_PPC_RADIX_MMU */
1346 #define KVM_PPC_GET_RMMU_INFO     _IOW(KVMIO,  0xb0, struct kvm_ppc_rmmu_info)
1347 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */
1348 #define KVM_PPC_GET_CPU_CHAR      _IOR(KVMIO,  0xb1, struct kvm_ppc_cpu_char)
1349 /* Available with KVM_CAP_PMU_EVENT_FILTER */
1350 #define KVM_SET_PMU_EVENT_FILTER  _IOW(KVMIO,  0xb2, struct kvm_pmu_event_filter)
1351
1352 /* ioctl for vm fd */
1353 #define KVM_CREATE_DEVICE         _IOWR(KVMIO,  0xe0, struct kvm_create_device)
1354
1355 /* ioctls for fds returned by KVM_CREATE_DEVICE */
1356 #define KVM_SET_DEVICE_ATTR       _IOW(KVMIO,  0xe1, struct kvm_device_attr)
1357 #define KVM_GET_DEVICE_ATTR       _IOW(KVMIO,  0xe2, struct kvm_device_attr)
1358 #define KVM_HAS_DEVICE_ATTR       _IOW(KVMIO,  0xe3, struct kvm_device_attr)
1359
1360 /*
1361  * ioctls for vcpu fds
1362  */
1363 #define KVM_RUN                   _IO(KVMIO,   0x80)
1364 #define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
1365 #define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
1366 #define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
1367 #define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
1368 #define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
1369 #define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
1370 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1371 #define KVM_DEBUG_GUEST           __KVM_DEPRECATED_VCPU_W_0x87
1372 #define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
1373 #define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
1374 #define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
1375 #define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
1376 #define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
1377 #define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
1378 #define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
1379 #define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
1380 #define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
1381 #define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1382 /* Available with KVM_CAP_VAPIC */
1383 #define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1384 /* Available with KVM_CAP_VAPIC */
1385 #define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
1386 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
1387 #define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
1388 /* store status for s390 */
1389 #define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
1390 #define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
1391 #define KVM_S390_STORE_STATUS     _IOW(KVMIO,  0x95, unsigned long)
1392 /* initial ipl psw for s390 */
1393 #define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
1394 /* initial reset for s390 */
1395 #define KVM_S390_INITIAL_RESET    _IO(KVMIO,   0x97)
1396 #define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
1397 #define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
1398 /* Available with KVM_CAP_USER_NMI */
1399 #define KVM_NMI                   _IO(KVMIO,   0x9a)
1400 /* Available with KVM_CAP_SET_GUEST_DEBUG */
1401 #define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
1402 /* MCE for x86 */
1403 #define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
1404 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
1405 #define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
1406 /* Available with KVM_CAP_VCPU_EVENTS */
1407 #define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
1408 #define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)
1409 /* Available with KVM_CAP_DEBUGREGS */
1410 #define KVM_GET_DEBUGREGS         _IOR(KVMIO,  0xa1, struct kvm_debugregs)
1411 #define KVM_SET_DEBUGREGS         _IOW(KVMIO,  0xa2, struct kvm_debugregs)
1412 /*
1413  * vcpu version available with KVM_ENABLE_CAP
1414  * vm version available with KVM_CAP_ENABLE_CAP_VM
1415  */
1416 #define KVM_ENABLE_CAP            _IOW(KVMIO,  0xa3, struct kvm_enable_cap)
1417 /* Available with KVM_CAP_XSAVE */
1418 #define KVM_GET_XSAVE             _IOR(KVMIO,  0xa4, struct kvm_xsave)
1419 #define KVM_SET_XSAVE             _IOW(KVMIO,  0xa5, struct kvm_xsave)
1420 /* Available with KVM_CAP_XCRS */
1421 #define KVM_GET_XCRS              _IOR(KVMIO,  0xa6, struct kvm_xcrs)
1422 #define KVM_SET_XCRS              _IOW(KVMIO,  0xa7, struct kvm_xcrs)
1423 /* Available with KVM_CAP_SW_TLB */
1424 #define KVM_DIRTY_TLB             _IOW(KVMIO,  0xaa, struct kvm_dirty_tlb)
1425 /* Available with KVM_CAP_ONE_REG */
1426 #define KVM_GET_ONE_REG           _IOW(KVMIO,  0xab, struct kvm_one_reg)
1427 #define KVM_SET_ONE_REG           _IOW(KVMIO,  0xac, struct kvm_one_reg)
1428 /* VM is being stopped by host */
1429 #define KVM_KVMCLOCK_CTRL         _IO(KVMIO,   0xad)
1430 #define KVM_ARM_VCPU_INIT         _IOW(KVMIO,  0xae, struct kvm_vcpu_init)
1431 #define KVM_ARM_PREFERRED_TARGET  _IOR(KVMIO,  0xaf, struct kvm_vcpu_init)
1432 #define KVM_GET_REG_LIST          _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1433 /* Available with KVM_CAP_S390_MEM_OP */
1434 #define KVM_S390_MEM_OP           _IOW(KVMIO,  0xb1, struct kvm_s390_mem_op)
1435 /* Available with KVM_CAP_S390_SKEYS */
1436 #define KVM_S390_GET_SKEYS      _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1437 #define KVM_S390_SET_SKEYS      _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1438 /* Available with KVM_CAP_S390_INJECT_IRQ */
1439 #define KVM_S390_IRQ              _IOW(KVMIO,  0xb4, struct kvm_s390_irq)
1440 /* Available with KVM_CAP_S390_IRQ_STATE */
1441 #define KVM_S390_SET_IRQ_STATE    _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1442 #define KVM_S390_GET_IRQ_STATE    _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1443 /* Available with KVM_CAP_X86_SMM */
1444 #define KVM_SMI                   _IO(KVMIO,   0xb7)
1445 /* Available with KVM_CAP_S390_CMMA_MIGRATION */
1446 #define KVM_S390_GET_CMMA_BITS      _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log)
1447 #define KVM_S390_SET_CMMA_BITS      _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
1448 /* Memory Encryption Commands */
1449 #define KVM_MEMORY_ENCRYPT_OP      _IOWR(KVMIO, 0xba, unsigned long)
1450
1451 struct kvm_enc_region {
1452         __u64 addr;
1453         __u64 size;
1454 };
1455
1456 #define KVM_MEMORY_ENCRYPT_REG_REGION    _IOR(KVMIO, 0xbb, struct kvm_enc_region)
1457 #define KVM_MEMORY_ENCRYPT_UNREG_REGION  _IOR(KVMIO, 0xbc, struct kvm_enc_region)
1458
1459 /* Available with KVM_CAP_HYPERV_EVENTFD */
1460 #define KVM_HYPERV_EVENTFD        _IOW(KVMIO,  0xbd, struct kvm_hyperv_eventfd)
1461
1462 /* Available with KVM_CAP_NESTED_STATE */
1463 #define KVM_GET_NESTED_STATE         _IOWR(KVMIO, 0xbe, struct kvm_nested_state)
1464 #define KVM_SET_NESTED_STATE         _IOW(KVMIO,  0xbf, struct kvm_nested_state)
1465
1466 /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */
1467 #define KVM_CLEAR_DIRTY_LOG          _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log)
1468
1469 /* Available with KVM_CAP_HYPERV_CPUID */
1470 #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2)
1471
1472 /* Available with KVM_CAP_ARM_SVE */
1473 #define KVM_ARM_VCPU_FINALIZE     _IOW(KVMIO,  0xc2, int)
1474
1475 /* Secure Encrypted Virtualization command */
1476 enum sev_cmd_id {
1477         /* Guest initialization commands */
1478         KVM_SEV_INIT = 0,
1479         KVM_SEV_ES_INIT,
1480         /* Guest launch commands */
1481         KVM_SEV_LAUNCH_START,
1482         KVM_SEV_LAUNCH_UPDATE_DATA,
1483         KVM_SEV_LAUNCH_UPDATE_VMSA,
1484         KVM_SEV_LAUNCH_SECRET,
1485         KVM_SEV_LAUNCH_MEASURE,
1486         KVM_SEV_LAUNCH_FINISH,
1487         /* Guest migration commands (outgoing) */
1488         KVM_SEV_SEND_START,
1489         KVM_SEV_SEND_UPDATE_DATA,
1490         KVM_SEV_SEND_UPDATE_VMSA,
1491         KVM_SEV_SEND_FINISH,
1492         /* Guest migration commands (incoming) */
1493         KVM_SEV_RECEIVE_START,
1494         KVM_SEV_RECEIVE_UPDATE_DATA,
1495         KVM_SEV_RECEIVE_UPDATE_VMSA,
1496         KVM_SEV_RECEIVE_FINISH,
1497         /* Guest status and debug commands */
1498         KVM_SEV_GUEST_STATUS,
1499         KVM_SEV_DBG_DECRYPT,
1500         KVM_SEV_DBG_ENCRYPT,
1501         /* Guest certificates commands */
1502         KVM_SEV_CERT_EXPORT,
1503
1504         KVM_SEV_NR_MAX,
1505 };
1506
1507 struct kvm_sev_cmd {
1508         __u32 id;
1509         __u64 data;
1510         __u32 error;
1511         __u32 sev_fd;
1512 };
1513
1514 struct kvm_sev_launch_start {
1515         __u32 handle;
1516         __u32 policy;
1517         __u64 dh_uaddr;
1518         __u32 dh_len;
1519         __u64 session_uaddr;
1520         __u32 session_len;
1521 };
1522
1523 struct kvm_sev_launch_update_data {
1524         __u64 uaddr;
1525         __u32 len;
1526 };
1527
1528
1529 struct kvm_sev_launch_secret {
1530         __u64 hdr_uaddr;
1531         __u32 hdr_len;
1532         __u64 guest_uaddr;
1533         __u32 guest_len;
1534         __u64 trans_uaddr;
1535         __u32 trans_len;
1536 };
1537
1538 struct kvm_sev_launch_measure {
1539         __u64 uaddr;
1540         __u32 len;
1541 };
1542
1543 struct kvm_sev_guest_status {
1544         __u32 handle;
1545         __u32 policy;
1546         __u32 state;
1547 };
1548
1549 struct kvm_sev_dbg {
1550         __u64 src_uaddr;
1551         __u64 dst_uaddr;
1552         __u32 len;
1553 };
1554
1555 #define KVM_DEV_ASSIGN_ENABLE_IOMMU     (1 << 0)
1556 #define KVM_DEV_ASSIGN_PCI_2_3          (1 << 1)
1557 #define KVM_DEV_ASSIGN_MASK_INTX        (1 << 2)
1558
1559 struct kvm_assigned_pci_dev {
1560         __u32 assigned_dev_id;
1561         __u32 busnr;
1562         __u32 devfn;
1563         __u32 flags;
1564         __u32 segnr;
1565         union {
1566                 __u32 reserved[11];
1567         };
1568 };
1569
1570 #define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
1571 #define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
1572 #define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)
1573
1574 #define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
1575 #define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
1576 #define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)
1577
1578 #define KVM_DEV_IRQ_HOST_MASK    0x00ff
1579 #define KVM_DEV_IRQ_GUEST_MASK   0xff00
1580
1581 struct kvm_assigned_irq {
1582         __u32 assigned_dev_id;
1583         __u32 host_irq; /* ignored (legacy field) */
1584         __u32 guest_irq;
1585         __u32 flags;
1586         union {
1587                 __u32 reserved[12];
1588         };
1589 };
1590
1591 struct kvm_assigned_msix_nr {
1592         __u32 assigned_dev_id;
1593         __u16 entry_nr;
1594         __u16 padding;
1595 };
1596
1597 #define KVM_MAX_MSIX_PER_DEV            256
1598 struct kvm_assigned_msix_entry {
1599         __u32 assigned_dev_id;
1600         __u32 gsi;
1601         __u16 entry; /* The index of entry in the MSI-X table */
1602         __u16 padding[3];
1603 };
1604
1605 #define KVM_X2APIC_API_USE_32BIT_IDS            (1ULL << 0)
1606 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK  (1ULL << 1)
1607
1608 /* Available with KVM_CAP_ARM_USER_IRQ */
1609
1610 /* Bits for run->s.regs.device_irq_level */
1611 #define KVM_ARM_DEV_EL1_VTIMER          (1 << 0)
1612 #define KVM_ARM_DEV_EL1_PTIMER          (1 << 1)
1613 #define KVM_ARM_DEV_PMU                 (1 << 2)
1614
1615 struct kvm_hyperv_eventfd {
1616         __u32 conn_id;
1617         __s32 fd;
1618         __u32 flags;
1619         __u32 padding[3];
1620 };
1621
1622 #define KVM_HYPERV_CONN_ID_MASK         0x00ffffff
1623 #define KVM_HYPERV_EVENTFD_DEASSIGN     (1 << 0)
1624
1625 #endif /* __LINUX_KVM_H */