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