qemu/linux-headers/linux/kvm.h
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   1#ifndef __LINUX_KVM_H
   2#define __LINUX_KVM_H
   3
   4/*
   5 * Userspace interface for /dev/kvm - kernel based virtual machine
   6 *
   7 * Note: you must update KVM_API_VERSION if you change this interface.
   8 */
   9
  10#include <linux/types.h>
  11
  12#include <linux/ioctl.h>
  13#include <asm/kvm.h>
  14
  15#define KVM_API_VERSION 12
  16
  17/* *** Deprecated interfaces *** */
  18
  19#define KVM_TRC_SHIFT           16
  20
  21#define KVM_TRC_ENTRYEXIT       (1 << KVM_TRC_SHIFT)
  22#define KVM_TRC_HANDLER         (1 << (KVM_TRC_SHIFT + 1))
  23
  24#define KVM_TRC_VMENTRY         (KVM_TRC_ENTRYEXIT + 0x01)
  25#define KVM_TRC_VMEXIT          (KVM_TRC_ENTRYEXIT + 0x02)
  26#define KVM_TRC_PAGE_FAULT      (KVM_TRC_HANDLER + 0x01)
  27
  28#define KVM_TRC_HEAD_SIZE       12
  29#define KVM_TRC_CYCLE_SIZE      8
  30#define KVM_TRC_EXTRA_MAX       7
  31
  32#define KVM_TRC_INJ_VIRQ         (KVM_TRC_HANDLER + 0x02)
  33#define KVM_TRC_REDELIVER_EVT    (KVM_TRC_HANDLER + 0x03)
  34#define KVM_TRC_PEND_INTR        (KVM_TRC_HANDLER + 0x04)
  35#define KVM_TRC_IO_READ          (KVM_TRC_HANDLER + 0x05)
  36#define KVM_TRC_IO_WRITE         (KVM_TRC_HANDLER + 0x06)
  37#define KVM_TRC_CR_READ          (KVM_TRC_HANDLER + 0x07)
  38#define KVM_TRC_CR_WRITE         (KVM_TRC_HANDLER + 0x08)
  39#define KVM_TRC_DR_READ          (KVM_TRC_HANDLER + 0x09)
  40#define KVM_TRC_DR_WRITE         (KVM_TRC_HANDLER + 0x0A)
  41#define KVM_TRC_MSR_READ         (KVM_TRC_HANDLER + 0x0B)
  42#define KVM_TRC_MSR_WRITE        (KVM_TRC_HANDLER + 0x0C)
  43#define KVM_TRC_CPUID            (KVM_TRC_HANDLER + 0x0D)
  44#define KVM_TRC_INTR             (KVM_TRC_HANDLER + 0x0E)
  45#define KVM_TRC_NMI              (KVM_TRC_HANDLER + 0x0F)
  46#define KVM_TRC_VMMCALL          (KVM_TRC_HANDLER + 0x10)
  47#define KVM_TRC_HLT              (KVM_TRC_HANDLER + 0x11)
  48#define KVM_TRC_CLTS             (KVM_TRC_HANDLER + 0x12)
  49#define KVM_TRC_LMSW             (KVM_TRC_HANDLER + 0x13)
  50#define KVM_TRC_APIC_ACCESS      (KVM_TRC_HANDLER + 0x14)
  51#define KVM_TRC_TDP_FAULT        (KVM_TRC_HANDLER + 0x15)
  52#define KVM_TRC_GTLB_WRITE       (KVM_TRC_HANDLER + 0x16)
  53#define KVM_TRC_STLB_WRITE       (KVM_TRC_HANDLER + 0x17)
  54#define KVM_TRC_STLB_INVAL       (KVM_TRC_HANDLER + 0x18)
  55#define KVM_TRC_PPC_INSTR        (KVM_TRC_HANDLER + 0x19)
  56
  57struct kvm_user_trace_setup {
  58        __u32 buf_size;
  59        __u32 buf_nr;
  60};
  61
  62#define __KVM_DEPRECATED_MAIN_W_0x06 \
  63        _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
  64#define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
  65#define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)
  66
  67#define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
  68
  69struct kvm_breakpoint {
  70        __u32 enabled;
  71        __u32 padding;
  72        __u64 address;
  73};
  74
  75struct kvm_debug_guest {
  76        __u32 enabled;
  77        __u32 pad;
  78        struct kvm_breakpoint breakpoints[4];
  79        __u32 singlestep;
  80};
  81
  82#define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
  83
  84/* *** End of deprecated interfaces *** */
  85
  86
  87/* for KVM_CREATE_MEMORY_REGION */
  88struct kvm_memory_region {
  89        __u32 slot;
  90        __u32 flags;
  91        __u64 guest_phys_addr;
  92        __u64 memory_size; /* bytes */
  93};
  94
  95/* for KVM_SET_USER_MEMORY_REGION */
  96struct kvm_userspace_memory_region {
  97        __u32 slot;
  98        __u32 flags;
  99        __u64 guest_phys_addr;
 100        __u64 memory_size; /* bytes */
 101        __u64 userspace_addr; /* start of the userspace allocated memory */
 102};
 103
 104/*
 105 * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace,
 106 * other bits are reserved for kvm internal use which are defined in
 107 * include/linux/kvm_host.h.
 108 */
 109#define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
 110#define KVM_MEM_READONLY        (1UL << 1)
 111
 112/* for KVM_IRQ_LINE */
 113struct kvm_irq_level {
 114        /*
 115         * ACPI gsi notion of irq.
 116         * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
 117         * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
 118         * For ARM: See Documentation/virtual/kvm/api.txt
 119         */
 120        union {
 121                __u32 irq;
 122                __s32 status;
 123        };
 124        __u32 level;
 125};
 126
 127
 128struct kvm_irqchip {
 129        __u32 chip_id;
 130        __u32 pad;
 131        union {
 132                char dummy[512];  /* reserving space */
 133#ifdef __KVM_HAVE_PIT
 134                struct kvm_pic_state pic;
 135#endif
 136#ifdef __KVM_HAVE_IOAPIC
 137                struct kvm_ioapic_state ioapic;
 138#endif
 139        } chip;
 140};
 141
 142/* for KVM_CREATE_PIT2 */
 143struct kvm_pit_config {
 144        __u32 flags;
 145        __u32 pad[15];
 146};
 147
 148#define KVM_PIT_SPEAKER_DUMMY     1
 149
 150struct kvm_s390_skeys {
 151        __u64 start_gfn;
 152        __u64 count;
 153        __u64 skeydata_addr;
 154        __u32 flags;
 155        __u32 reserved[9];
 156};
 157
 158#define KVM_S390_CMMA_PEEK (1 << 0)
 159
 160/**
 161 * kvm_s390_cmma_log - Used for CMMA migration.
 162 *
 163 * Used both for input and output.
 164 *
 165 * @start_gfn: Guest page number to start from.
 166 * @count: Size of the result buffer.
 167 * @flags: Control operation mode via KVM_S390_CMMA_* flags
 168 * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty
 169 *             pages are still remaining.
 170 * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set
 171 *        in the PGSTE.
 172 * @values: Pointer to the values buffer.
 173 *
 174 * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls.
 175 */
 176struct kvm_s390_cmma_log {
 177        __u64 start_gfn;
 178        __u32 count;
 179        __u32 flags;
 180        union {
 181                __u64 remaining;
 182                __u64 mask;
 183        };
 184        __u64 values;
 185};
 186
 187struct kvm_hyperv_exit {
 188#define KVM_EXIT_HYPERV_SYNIC          1
 189#define KVM_EXIT_HYPERV_HCALL          2
 190        __u32 type;
 191        union {
 192                struct {
 193                        __u32 msr;
 194                        __u64 control;
 195                        __u64 evt_page;
 196                        __u64 msg_page;
 197                } synic;
 198                struct {
 199                        __u64 input;
 200                        __u64 result;
 201                        __u64 params[2];
 202                } hcall;
 203        } u;
 204};
 205
 206#define KVM_S390_GET_SKEYS_NONE   1
 207#define KVM_S390_SKEYS_MAX        1048576
 208
 209#define KVM_EXIT_UNKNOWN          0
 210#define KVM_EXIT_EXCEPTION        1
 211#define KVM_EXIT_IO               2
 212#define KVM_EXIT_HYPERCALL        3
 213#define KVM_EXIT_DEBUG            4
 214#define KVM_EXIT_HLT              5
 215#define KVM_EXIT_MMIO             6
 216#define KVM_EXIT_IRQ_WINDOW_OPEN  7
 217#define KVM_EXIT_SHUTDOWN         8
 218#define KVM_EXIT_FAIL_ENTRY       9
 219#define KVM_EXIT_INTR             10
 220#define KVM_EXIT_SET_TPR          11
 221#define KVM_EXIT_TPR_ACCESS       12
 222#define KVM_EXIT_S390_SIEIC       13
 223#define KVM_EXIT_S390_RESET       14
 224#define KVM_EXIT_DCR              15 /* deprecated */
 225#define KVM_EXIT_NMI              16
 226#define KVM_EXIT_INTERNAL_ERROR   17
 227#define KVM_EXIT_OSI              18
 228#define KVM_EXIT_PAPR_HCALL       19
 229#define KVM_EXIT_S390_UCONTROL    20
 230#define KVM_EXIT_WATCHDOG         21
 231#define KVM_EXIT_S390_TSCH        22
 232#define KVM_EXIT_EPR              23
 233#define KVM_EXIT_SYSTEM_EVENT     24
 234#define KVM_EXIT_S390_STSI        25
 235#define KVM_EXIT_IOAPIC_EOI       26
 236#define KVM_EXIT_HYPERV           27
 237
 238/* For KVM_EXIT_INTERNAL_ERROR */
 239/* Emulate instruction failed. */
 240#define KVM_INTERNAL_ERROR_EMULATION    1
 241/* Encounter unexpected simultaneous exceptions. */
 242#define KVM_INTERNAL_ERROR_SIMUL_EX     2
 243/* Encounter unexpected vm-exit due to delivery event. */
 244#define KVM_INTERNAL_ERROR_DELIVERY_EV  3
 245
 246/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
 247struct kvm_run {
 248        /* in */
 249        __u8 request_interrupt_window;
 250        __u8 immediate_exit;
 251        __u8 padding1[6];
 252
 253        /* out */
 254        __u32 exit_reason;
 255        __u8 ready_for_interrupt_injection;
 256        __u8 if_flag;
 257        __u16 flags;
 258
 259        /* in (pre_kvm_run), out (post_kvm_run) */
 260        __u64 cr8;
 261        __u64 apic_base;
 262
 263#ifdef __KVM_S390
 264        /* the processor status word for s390 */
 265        __u64 psw_mask; /* psw upper half */
 266        __u64 psw_addr; /* psw lower half */
 267#endif
 268        union {
 269                /* KVM_EXIT_UNKNOWN */
 270                struct {
 271                        __u64 hardware_exit_reason;
 272                } hw;
 273                /* KVM_EXIT_FAIL_ENTRY */
 274                struct {
 275                        __u64 hardware_entry_failure_reason;
 276                } fail_entry;
 277                /* KVM_EXIT_EXCEPTION */
 278                struct {
 279                        __u32 exception;
 280                        __u32 error_code;
 281                } ex;
 282                /* KVM_EXIT_IO */
 283                struct {
 284#define KVM_EXIT_IO_IN  0
 285#define KVM_EXIT_IO_OUT 1
 286                        __u8 direction;
 287                        __u8 size; /* bytes */
 288                        __u16 port;
 289                        __u32 count;
 290                        __u64 data_offset; /* relative to kvm_run start */
 291                } io;
 292                /* KVM_EXIT_DEBUG */
 293                struct {
 294                        struct kvm_debug_exit_arch arch;
 295                } debug;
 296                /* KVM_EXIT_MMIO */
 297                struct {
 298                        __u64 phys_addr;
 299                        __u8  data[8];
 300                        __u32 len;
 301                        __u8  is_write;
 302                } mmio;
 303                /* KVM_EXIT_HYPERCALL */
 304                struct {
 305                        __u64 nr;
 306                        __u64 args[6];
 307                        __u64 ret;
 308                        __u32 longmode;
 309                        __u32 pad;
 310                } hypercall;
 311                /* KVM_EXIT_TPR_ACCESS */
 312                struct {
 313                        __u64 rip;
 314                        __u32 is_write;
 315                        __u32 pad;
 316                } tpr_access;
 317                /* KVM_EXIT_S390_SIEIC */
 318                struct {
 319                        __u8 icptcode;
 320                        __u16 ipa;
 321                        __u32 ipb;
 322                } s390_sieic;
 323                /* KVM_EXIT_S390_RESET */
 324#define KVM_S390_RESET_POR       1
 325#define KVM_S390_RESET_CLEAR     2
 326#define KVM_S390_RESET_SUBSYSTEM 4
 327#define KVM_S390_RESET_CPU_INIT  8
 328#define KVM_S390_RESET_IPL       16
 329                __u64 s390_reset_flags;
 330                /* KVM_EXIT_S390_UCONTROL */
 331                struct {
 332                        __u64 trans_exc_code;
 333                        __u32 pgm_code;
 334                } s390_ucontrol;
 335                /* KVM_EXIT_DCR (deprecated) */
 336                struct {
 337                        __u32 dcrn;
 338                        __u32 data;
 339                        __u8  is_write;
 340                } dcr;
 341                /* KVM_EXIT_INTERNAL_ERROR */
 342                struct {
 343                        __u32 suberror;
 344                        /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
 345                        __u32 ndata;
 346                        __u64 data[16];
 347                } internal;
 348                /* KVM_EXIT_OSI */
 349                struct {
 350                        __u64 gprs[32];
 351                } osi;
 352                /* KVM_EXIT_PAPR_HCALL */
 353                struct {
 354                        __u64 nr;
 355                        __u64 ret;
 356                        __u64 args[9];
 357                } papr_hcall;
 358                /* KVM_EXIT_S390_TSCH */
 359                struct {
 360                        __u16 subchannel_id;
 361                        __u16 subchannel_nr;
 362                        __u32 io_int_parm;
 363                        __u32 io_int_word;
 364                        __u32 ipb;
 365                        __u8 dequeued;
 366                } s390_tsch;
 367                /* KVM_EXIT_EPR */
 368                struct {
 369                        __u32 epr;
 370                } epr;
 371                /* KVM_EXIT_SYSTEM_EVENT */
 372                struct {
 373#define KVM_SYSTEM_EVENT_SHUTDOWN       1
 374#define KVM_SYSTEM_EVENT_RESET          2
 375#define KVM_SYSTEM_EVENT_CRASH          3
 376                        __u32 type;
 377                        __u64 flags;
 378                } system_event;
 379                /* KVM_EXIT_S390_STSI */
 380                struct {
 381                        __u64 addr;
 382                        __u8 ar;
 383                        __u8 reserved;
 384                        __u8 fc;
 385                        __u8 sel1;
 386                        __u16 sel2;
 387                } s390_stsi;
 388                /* KVM_EXIT_IOAPIC_EOI */
 389                struct {
 390                        __u8 vector;
 391                } eoi;
 392                /* KVM_EXIT_HYPERV */
 393                struct kvm_hyperv_exit hyperv;
 394                /* Fix the size of the union. */
 395                char padding[256];
 396        };
 397
 398        /*
 399         * shared registers between kvm and userspace.
 400         * kvm_valid_regs specifies the register classes set by the host
 401         * kvm_dirty_regs specified the register classes dirtied by userspace
 402         * struct kvm_sync_regs is architecture specific, as well as the
 403         * bits for kvm_valid_regs and kvm_dirty_regs
 404         */
 405        __u64 kvm_valid_regs;
 406        __u64 kvm_dirty_regs;
 407        union {
 408                struct kvm_sync_regs regs;
 409                char padding[2048];
 410        } s;
 411};
 412
 413/* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
 414
 415struct kvm_coalesced_mmio_zone {
 416        __u64 addr;
 417        __u32 size;
 418        __u32 pad;
 419};
 420
 421struct kvm_coalesced_mmio {
 422        __u64 phys_addr;
 423        __u32 len;
 424        __u32 pad;
 425        __u8  data[8];
 426};
 427
 428struct kvm_coalesced_mmio_ring {
 429        __u32 first, last;
 430        struct kvm_coalesced_mmio coalesced_mmio[0];
 431};
 432
 433#define KVM_COALESCED_MMIO_MAX \
 434        ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
 435         sizeof(struct kvm_coalesced_mmio))
 436
 437/* for KVM_TRANSLATE */
 438struct kvm_translation {
 439        /* in */
 440        __u64 linear_address;
 441
 442        /* out */
 443        __u64 physical_address;
 444        __u8  valid;
 445        __u8  writeable;
 446        __u8  usermode;
 447        __u8  pad[5];
 448};
 449
 450/* for KVM_S390_MEM_OP */
 451struct kvm_s390_mem_op {
 452        /* in */
 453        __u64 gaddr;            /* the guest address */
 454        __u64 flags;            /* flags */
 455        __u32 size;             /* amount of bytes */
 456        __u32 op;               /* type of operation */
 457        __u64 buf;              /* buffer in userspace */
 458        __u8 ar;                /* the access register number */
 459        __u8 reserved[31];      /* should be set to 0 */
 460};
 461/* types for kvm_s390_mem_op->op */
 462#define KVM_S390_MEMOP_LOGICAL_READ     0
 463#define KVM_S390_MEMOP_LOGICAL_WRITE    1
 464/* flags for kvm_s390_mem_op->flags */
 465#define KVM_S390_MEMOP_F_CHECK_ONLY             (1ULL << 0)
 466#define KVM_S390_MEMOP_F_INJECT_EXCEPTION       (1ULL << 1)
 467
 468/* for KVM_INTERRUPT */
 469struct kvm_interrupt {
 470        /* in */
 471        __u32 irq;
 472};
 473
 474/* for KVM_GET_DIRTY_LOG */
 475struct kvm_dirty_log {
 476        __u32 slot;
 477        __u32 padding1;
 478        union {
 479                void *dirty_bitmap; /* one bit per page */
 480                __u64 padding2;
 481        };
 482};
 483
 484/* for KVM_SET_SIGNAL_MASK */
 485struct kvm_signal_mask {
 486        __u32 len;
 487        __u8  sigset[0];
 488};
 489
 490/* for KVM_TPR_ACCESS_REPORTING */
 491struct kvm_tpr_access_ctl {
 492        __u32 enabled;
 493        __u32 flags;
 494        __u32 reserved[8];
 495};
 496
 497/* for KVM_SET_VAPIC_ADDR */
 498struct kvm_vapic_addr {
 499        __u64 vapic_addr;
 500};
 501
 502/* for KVM_SET_MP_STATE */
 503
 504/* not all states are valid on all architectures */
 505#define KVM_MP_STATE_RUNNABLE          0
 506#define KVM_MP_STATE_UNINITIALIZED     1
 507#define KVM_MP_STATE_INIT_RECEIVED     2
 508#define KVM_MP_STATE_HALTED            3
 509#define KVM_MP_STATE_SIPI_RECEIVED     4
 510#define KVM_MP_STATE_STOPPED           5
 511#define KVM_MP_STATE_CHECK_STOP        6
 512#define KVM_MP_STATE_OPERATING         7
 513#define KVM_MP_STATE_LOAD              8
 514
 515struct kvm_mp_state {
 516        __u32 mp_state;
 517};
 518
 519struct kvm_s390_psw {
 520        __u64 mask;
 521        __u64 addr;
 522};
 523
 524/* valid values for type in kvm_s390_interrupt */
 525#define KVM_S390_SIGP_STOP              0xfffe0000u
 526#define KVM_S390_PROGRAM_INT            0xfffe0001u
 527#define KVM_S390_SIGP_SET_PREFIX        0xfffe0002u
 528#define KVM_S390_RESTART                0xfffe0003u
 529#define KVM_S390_INT_PFAULT_INIT        0xfffe0004u
 530#define KVM_S390_INT_PFAULT_DONE        0xfffe0005u
 531#define KVM_S390_MCHK                   0xfffe1000u
 532#define KVM_S390_INT_CLOCK_COMP         0xffff1004u
 533#define KVM_S390_INT_CPU_TIMER          0xffff1005u
 534#define KVM_S390_INT_VIRTIO             0xffff2603u
 535#define KVM_S390_INT_SERVICE            0xffff2401u
 536#define KVM_S390_INT_EMERGENCY          0xffff1201u
 537#define KVM_S390_INT_EXTERNAL_CALL      0xffff1202u
 538/* Anything below 0xfffe0000u is taken by INT_IO */
 539#define KVM_S390_INT_IO(ai,cssid,ssid,schid)   \
 540        (((schid)) |                           \
 541         ((ssid) << 16) |                      \
 542         ((cssid) << 18) |                     \
 543         ((ai) << 26))
 544#define KVM_S390_INT_IO_MIN             0x00000000u
 545#define KVM_S390_INT_IO_MAX             0xfffdffffu
 546#define KVM_S390_INT_IO_AI_MASK         0x04000000u
 547
 548
 549struct kvm_s390_interrupt {
 550        __u32 type;
 551        __u32 parm;
 552        __u64 parm64;
 553};
 554
 555struct kvm_s390_io_info {
 556        __u16 subchannel_id;
 557        __u16 subchannel_nr;
 558        __u32 io_int_parm;
 559        __u32 io_int_word;
 560};
 561
 562struct kvm_s390_ext_info {
 563        __u32 ext_params;
 564        __u32 pad;
 565        __u64 ext_params2;
 566};
 567
 568struct kvm_s390_pgm_info {
 569        __u64 trans_exc_code;
 570        __u64 mon_code;
 571        __u64 per_address;
 572        __u32 data_exc_code;
 573        __u16 code;
 574        __u16 mon_class_nr;
 575        __u8 per_code;
 576        __u8 per_atmid;
 577        __u8 exc_access_id;
 578        __u8 per_access_id;
 579        __u8 op_access_id;
 580#define KVM_S390_PGM_FLAGS_ILC_VALID    0x01
 581#define KVM_S390_PGM_FLAGS_ILC_0        0x02
 582#define KVM_S390_PGM_FLAGS_ILC_1        0x04
 583#define KVM_S390_PGM_FLAGS_ILC_MASK     0x06
 584#define KVM_S390_PGM_FLAGS_NO_REWIND    0x08
 585        __u8 flags;
 586        __u8 pad[2];
 587};
 588
 589struct kvm_s390_prefix_info {
 590        __u32 address;
 591};
 592
 593struct kvm_s390_extcall_info {
 594        __u16 code;
 595};
 596
 597struct kvm_s390_emerg_info {
 598        __u16 code;
 599};
 600
 601#define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
 602struct kvm_s390_stop_info {
 603        __u32 flags;
 604};
 605
 606struct kvm_s390_mchk_info {
 607        __u64 cr14;
 608        __u64 mcic;
 609        __u64 failing_storage_address;
 610        __u32 ext_damage_code;
 611        __u32 pad;
 612        __u8 fixed_logout[16];
 613};
 614
 615struct kvm_s390_irq {
 616        __u64 type;
 617        union {
 618                struct kvm_s390_io_info io;
 619                struct kvm_s390_ext_info ext;
 620                struct kvm_s390_pgm_info pgm;
 621                struct kvm_s390_emerg_info emerg;
 622                struct kvm_s390_extcall_info extcall;
 623                struct kvm_s390_prefix_info prefix;
 624                struct kvm_s390_stop_info stop;
 625                struct kvm_s390_mchk_info mchk;
 626                char reserved[64];
 627        } u;
 628};
 629
 630struct kvm_s390_irq_state {
 631        __u64 buf;
 632        __u32 flags;
 633        __u32 len;
 634        __u32 reserved[4];
 635};
 636
 637/* for KVM_SET_GUEST_DEBUG */
 638
 639#define KVM_GUESTDBG_ENABLE             0x00000001
 640#define KVM_GUESTDBG_SINGLESTEP         0x00000002
 641
 642struct kvm_guest_debug {
 643        __u32 control;
 644        __u32 pad;
 645        struct kvm_guest_debug_arch arch;
 646};
 647
 648enum {
 649        kvm_ioeventfd_flag_nr_datamatch,
 650        kvm_ioeventfd_flag_nr_pio,
 651        kvm_ioeventfd_flag_nr_deassign,
 652        kvm_ioeventfd_flag_nr_virtio_ccw_notify,
 653        kvm_ioeventfd_flag_nr_fast_mmio,
 654        kvm_ioeventfd_flag_nr_max,
 655};
 656
 657#define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
 658#define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
 659#define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
 660#define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
 661        (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
 662
 663#define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)
 664
 665struct kvm_ioeventfd {
 666        __u64 datamatch;
 667        __u64 addr;        /* legal pio/mmio address */
 668        __u32 len;         /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
 669        __s32 fd;
 670        __u32 flags;
 671        __u8  pad[36];
 672};
 673
 674/* for KVM_ENABLE_CAP */
 675struct kvm_enable_cap {
 676        /* in */
 677        __u32 cap;
 678        __u32 flags;
 679        __u64 args[4];
 680        __u8  pad[64];
 681};
 682
 683/* for KVM_PPC_GET_PVINFO */
 684
 685#define KVM_PPC_PVINFO_FLAGS_EV_IDLE   (1<<0)
 686
 687struct kvm_ppc_pvinfo {
 688        /* out */
 689        __u32 flags;
 690        __u32 hcall[4];
 691        __u8  pad[108];
 692};
 693
 694/* for KVM_PPC_GET_SMMU_INFO */
 695#define KVM_PPC_PAGE_SIZES_MAX_SZ       8
 696
 697struct kvm_ppc_one_page_size {
 698        __u32 page_shift;       /* Page shift (or 0) */
 699        __u32 pte_enc;          /* Encoding in the HPTE (>>12) */
 700};
 701
 702struct kvm_ppc_one_seg_page_size {
 703        __u32 page_shift;       /* Base page shift of segment (or 0) */
 704        __u32 slb_enc;          /* SLB encoding for BookS */
 705        struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
 706};
 707
 708#define KVM_PPC_PAGE_SIZES_REAL         0x00000001
 709#define KVM_PPC_1T_SEGMENTS             0x00000002
 710
 711struct kvm_ppc_smmu_info {
 712        __u64 flags;
 713        __u32 slb_size;
 714        __u32 pad;
 715        struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
 716};
 717
 718/* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
 719struct kvm_ppc_resize_hpt {
 720        __u64 flags;
 721        __u32 shift;
 722        __u32 pad;
 723};
 724
 725#define KVMIO 0xAE
 726
 727/* machine type bits, to be used as argument to KVM_CREATE_VM */
 728#define KVM_VM_S390_UCONTROL    1
 729
 730/* on ppc, 0 indicate default, 1 should force HV and 2 PR */
 731#define KVM_VM_PPC_HV 1
 732#define KVM_VM_PPC_PR 2
 733
 734/* on MIPS, 0 forces trap & emulate, 1 forces VZ ASE */
 735#define KVM_VM_MIPS_TE          0
 736#define KVM_VM_MIPS_VZ          1
 737
 738#define KVM_S390_SIE_PAGE_OFFSET 1
 739
 740/*
 741 * ioctls for /dev/kvm fds:
 742 */
 743#define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
 744#define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
 745#define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
 746
 747#define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
 748/*
 749 * Check if a kvm extension is available.  Argument is extension number,
 750 * return is 1 (yes) or 0 (no, sorry).
 751 */
 752#define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
 753/*
 754 * Get size for mmap(vcpu_fd)
 755 */
 756#define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
 757#define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
 758#define KVM_TRACE_ENABLE          __KVM_DEPRECATED_MAIN_W_0x06
 759#define KVM_TRACE_PAUSE           __KVM_DEPRECATED_MAIN_0x07
 760#define KVM_TRACE_DISABLE         __KVM_DEPRECATED_MAIN_0x08
 761#define KVM_GET_EMULATED_CPUID    _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
 762
 763/*
 764 * Extension capability list.
 765 */
 766#define KVM_CAP_IRQCHIP   0
 767#define KVM_CAP_HLT       1
 768#define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
 769#define KVM_CAP_USER_MEMORY 3
 770#define KVM_CAP_SET_TSS_ADDR 4
 771#define KVM_CAP_VAPIC 6
 772#define KVM_CAP_EXT_CPUID 7
 773#define KVM_CAP_CLOCKSOURCE 8
 774#define KVM_CAP_NR_VCPUS 9       /* returns recommended max vcpus per vm */
 775#define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
 776#define KVM_CAP_PIT 11
 777#define KVM_CAP_NOP_IO_DELAY 12
 778#define KVM_CAP_PV_MMU 13
 779#define KVM_CAP_MP_STATE 14
 780#define KVM_CAP_COALESCED_MMIO 15
 781#define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
 782#define KVM_CAP_IOMMU 18
 783/* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
 784#define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
 785#define KVM_CAP_USER_NMI 22
 786#ifdef __KVM_HAVE_GUEST_DEBUG
 787#define KVM_CAP_SET_GUEST_DEBUG 23
 788#endif
 789#ifdef __KVM_HAVE_PIT
 790#define KVM_CAP_REINJECT_CONTROL 24
 791#endif
 792#define KVM_CAP_IRQ_ROUTING 25
 793#define KVM_CAP_IRQ_INJECT_STATUS 26
 794#define KVM_CAP_ASSIGN_DEV_IRQ 29
 795/* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
 796#define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
 797#ifdef __KVM_HAVE_MCE
 798#define KVM_CAP_MCE 31
 799#endif
 800#define KVM_CAP_IRQFD 32
 801#ifdef __KVM_HAVE_PIT
 802#define KVM_CAP_PIT2 33
 803#endif
 804#define KVM_CAP_SET_BOOT_CPU_ID 34
 805#ifdef __KVM_HAVE_PIT_STATE2
 806#define KVM_CAP_PIT_STATE2 35
 807#endif
 808#define KVM_CAP_IOEVENTFD 36
 809#define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
 810#ifdef __KVM_HAVE_XEN_HVM
 811#define KVM_CAP_XEN_HVM 38
 812#endif
 813#define KVM_CAP_ADJUST_CLOCK 39
 814#define KVM_CAP_INTERNAL_ERROR_DATA 40
 815#ifdef __KVM_HAVE_VCPU_EVENTS
 816#define KVM_CAP_VCPU_EVENTS 41
 817#endif
 818#define KVM_CAP_S390_PSW 42
 819#define KVM_CAP_PPC_SEGSTATE 43
 820#define KVM_CAP_HYPERV 44
 821#define KVM_CAP_HYPERV_VAPIC 45
 822#define KVM_CAP_HYPERV_SPIN 46
 823#define KVM_CAP_PCI_SEGMENT 47
 824#define KVM_CAP_PPC_PAIRED_SINGLES 48
 825#define KVM_CAP_INTR_SHADOW 49
 826#ifdef __KVM_HAVE_DEBUGREGS
 827#define KVM_CAP_DEBUGREGS 50
 828#endif
 829#define KVM_CAP_X86_ROBUST_SINGLESTEP 51
 830#define KVM_CAP_PPC_OSI 52
 831#define KVM_CAP_PPC_UNSET_IRQ 53
 832#define KVM_CAP_ENABLE_CAP 54
 833#ifdef __KVM_HAVE_XSAVE
 834#define KVM_CAP_XSAVE 55
 835#endif
 836#ifdef __KVM_HAVE_XCRS
 837#define KVM_CAP_XCRS 56
 838#endif
 839#define KVM_CAP_PPC_GET_PVINFO 57
 840#define KVM_CAP_PPC_IRQ_LEVEL 58
 841#define KVM_CAP_ASYNC_PF 59
 842#define KVM_CAP_TSC_CONTROL 60
 843#define KVM_CAP_GET_TSC_KHZ 61
 844#define KVM_CAP_PPC_BOOKE_SREGS 62
 845#define KVM_CAP_SPAPR_TCE 63
 846#define KVM_CAP_PPC_SMT 64
 847#define KVM_CAP_PPC_RMA 65
 848#define KVM_CAP_MAX_VCPUS 66       /* returns max vcpus per vm */
 849#define KVM_CAP_PPC_HIOR 67
 850#define KVM_CAP_PPC_PAPR 68
 851#define KVM_CAP_SW_TLB 69
 852#define KVM_CAP_ONE_REG 70
 853#define KVM_CAP_S390_GMAP 71
 854#define KVM_CAP_TSC_DEADLINE_TIMER 72
 855#define KVM_CAP_S390_UCONTROL 73
 856#define KVM_CAP_SYNC_REGS 74
 857#define KVM_CAP_PCI_2_3 75
 858#define KVM_CAP_KVMCLOCK_CTRL 76
 859#define KVM_CAP_SIGNAL_MSI 77
 860#define KVM_CAP_PPC_GET_SMMU_INFO 78
 861#define KVM_CAP_S390_COW 79
 862#define KVM_CAP_PPC_ALLOC_HTAB 80
 863#define KVM_CAP_READONLY_MEM 81
 864#define KVM_CAP_IRQFD_RESAMPLE 82
 865#define KVM_CAP_PPC_BOOKE_WATCHDOG 83
 866#define KVM_CAP_PPC_HTAB_FD 84
 867#define KVM_CAP_S390_CSS_SUPPORT 85
 868#define KVM_CAP_PPC_EPR 86
 869#define KVM_CAP_ARM_PSCI 87
 870#define KVM_CAP_ARM_SET_DEVICE_ADDR 88
 871#define KVM_CAP_DEVICE_CTRL 89
 872#define KVM_CAP_IRQ_MPIC 90
 873#define KVM_CAP_PPC_RTAS 91
 874#define KVM_CAP_IRQ_XICS 92
 875#define KVM_CAP_ARM_EL1_32BIT 93
 876#define KVM_CAP_SPAPR_MULTITCE 94
 877#define KVM_CAP_EXT_EMUL_CPUID 95
 878#define KVM_CAP_HYPERV_TIME 96
 879#define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
 880#define KVM_CAP_ENABLE_CAP_VM 98
 881#define KVM_CAP_S390_IRQCHIP 99
 882#define KVM_CAP_IOEVENTFD_NO_LENGTH 100
 883#define KVM_CAP_VM_ATTRIBUTES 101
 884#define KVM_CAP_ARM_PSCI_0_2 102
 885#define KVM_CAP_PPC_FIXUP_HCALL 103
 886#define KVM_CAP_PPC_ENABLE_HCALL 104
 887#define KVM_CAP_CHECK_EXTENSION_VM 105
 888#define KVM_CAP_S390_USER_SIGP 106
 889#define KVM_CAP_S390_VECTOR_REGISTERS 107
 890#define KVM_CAP_S390_MEM_OP 108
 891#define KVM_CAP_S390_USER_STSI 109
 892#define KVM_CAP_S390_SKEYS 110
 893#define KVM_CAP_MIPS_FPU 111
 894#define KVM_CAP_MIPS_MSA 112
 895#define KVM_CAP_S390_INJECT_IRQ 113
 896#define KVM_CAP_S390_IRQ_STATE 114
 897#define KVM_CAP_PPC_HWRNG 115
 898#define KVM_CAP_DISABLE_QUIRKS 116
 899#define KVM_CAP_X86_SMM 117
 900#define KVM_CAP_MULTI_ADDRESS_SPACE 118
 901#define KVM_CAP_GUEST_DEBUG_HW_BPS 119
 902#define KVM_CAP_GUEST_DEBUG_HW_WPS 120
 903#define KVM_CAP_SPLIT_IRQCHIP 121
 904#define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
 905#define KVM_CAP_HYPERV_SYNIC 123
 906#define KVM_CAP_S390_RI 124
 907#define KVM_CAP_SPAPR_TCE_64 125
 908#define KVM_CAP_ARM_PMU_V3 126
 909#define KVM_CAP_VCPU_ATTRIBUTES 127
 910#define KVM_CAP_MAX_VCPU_ID 128
 911#define KVM_CAP_X2APIC_API 129
 912#define KVM_CAP_S390_USER_INSTR0 130
 913#define KVM_CAP_MSI_DEVID 131
 914#define KVM_CAP_PPC_HTM 132
 915#define KVM_CAP_SPAPR_RESIZE_HPT 133
 916#define KVM_CAP_PPC_MMU_RADIX 134
 917#define KVM_CAP_PPC_MMU_HASH_V3 135
 918#define KVM_CAP_IMMEDIATE_EXIT 136
 919#define KVM_CAP_MIPS_VZ 137
 920#define KVM_CAP_MIPS_TE 138
 921#define KVM_CAP_MIPS_64BIT 139
 922#define KVM_CAP_S390_GS 140
 923#define KVM_CAP_S390_AIS 141
 924#define KVM_CAP_SPAPR_TCE_VFIO 142
 925#define KVM_CAP_X86_GUEST_MWAIT 143
 926#define KVM_CAP_ARM_USER_IRQ 144
 927#define KVM_CAP_S390_CMMA_MIGRATION 145
 928#define KVM_CAP_PPC_FWNMI 146
 929#define KVM_CAP_PPC_SMT_POSSIBLE 147
 930#define KVM_CAP_HYPERV_SYNIC2 148
 931#define KVM_CAP_HYPERV_VP_INDEX 149
 932
 933#ifdef KVM_CAP_IRQ_ROUTING
 934
 935struct kvm_irq_routing_irqchip {
 936        __u32 irqchip;
 937        __u32 pin;
 938};
 939
 940struct kvm_irq_routing_msi {
 941        __u32 address_lo;
 942        __u32 address_hi;
 943        __u32 data;
 944        union {
 945                __u32 pad;
 946                __u32 devid;
 947        };
 948};
 949
 950struct kvm_irq_routing_s390_adapter {
 951        __u64 ind_addr;
 952        __u64 summary_addr;
 953        __u64 ind_offset;
 954        __u32 summary_offset;
 955        __u32 adapter_id;
 956};
 957
 958struct kvm_irq_routing_hv_sint {
 959        __u32 vcpu;
 960        __u32 sint;
 961};
 962
 963/* gsi routing entry types */
 964#define KVM_IRQ_ROUTING_IRQCHIP 1
 965#define KVM_IRQ_ROUTING_MSI 2
 966#define KVM_IRQ_ROUTING_S390_ADAPTER 3
 967#define KVM_IRQ_ROUTING_HV_SINT 4
 968
 969struct kvm_irq_routing_entry {
 970        __u32 gsi;
 971        __u32 type;
 972        __u32 flags;
 973        __u32 pad;
 974        union {
 975                struct kvm_irq_routing_irqchip irqchip;
 976                struct kvm_irq_routing_msi msi;
 977                struct kvm_irq_routing_s390_adapter adapter;
 978                struct kvm_irq_routing_hv_sint hv_sint;
 979                __u32 pad[8];
 980        } u;
 981};
 982
 983struct kvm_irq_routing {
 984        __u32 nr;
 985        __u32 flags;
 986        struct kvm_irq_routing_entry entries[0];
 987};
 988
 989#endif
 990
 991#ifdef KVM_CAP_MCE
 992/* x86 MCE */
 993struct kvm_x86_mce {
 994        __u64 status;
 995        __u64 addr;
 996        __u64 misc;
 997        __u64 mcg_status;
 998        __u8 bank;
 999        __u8 pad1[7];
1000        __u64 pad2[3];
1001};
1002#endif
1003
1004#ifdef KVM_CAP_XEN_HVM
1005struct kvm_xen_hvm_config {
1006        __u32 flags;
1007        __u32 msr;
1008        __u64 blob_addr_32;
1009        __u64 blob_addr_64;
1010        __u8 blob_size_32;
1011        __u8 blob_size_64;
1012        __u8 pad2[30];
1013};
1014#endif
1015
1016#define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
1017/*
1018 * Available with KVM_CAP_IRQFD_RESAMPLE
1019 *
1020 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
1021 * the irqfd to operate in resampling mode for level triggered interrupt
1022 * emulation.  See Documentation/virtual/kvm/api.txt.
1023 */
1024#define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
1025
1026struct kvm_irqfd {
1027        __u32 fd;
1028        __u32 gsi;
1029        __u32 flags;
1030        __u32 resamplefd;
1031        __u8  pad[16];
1032};
1033
1034/* For KVM_CAP_ADJUST_CLOCK */
1035
1036/* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags.  */
1037#define KVM_CLOCK_TSC_STABLE            2
1038
1039struct kvm_clock_data {
1040        __u64 clock;
1041        __u32 flags;
1042        __u32 pad[9];
1043};
1044
1045/* For KVM_CAP_SW_TLB */
1046
1047#define KVM_MMU_FSL_BOOKE_NOHV          0
1048#define KVM_MMU_FSL_BOOKE_HV            1
1049
1050struct kvm_config_tlb {
1051        __u64 params;
1052        __u64 array;
1053        __u32 mmu_type;
1054        __u32 array_len;
1055};
1056
1057struct kvm_dirty_tlb {
1058        __u64 bitmap;
1059        __u32 num_dirty;
1060};
1061
1062/* Available with KVM_CAP_ONE_REG */
1063
1064#define KVM_REG_ARCH_MASK       0xff00000000000000ULL
1065#define KVM_REG_GENERIC         0x0000000000000000ULL
1066
1067/*
1068 * Architecture specific registers are to be defined in arch headers and
1069 * ORed with the arch identifier.
1070 */
1071#define KVM_REG_PPC             0x1000000000000000ULL
1072#define KVM_REG_X86             0x2000000000000000ULL
1073#define KVM_REG_IA64            0x3000000000000000ULL
1074#define KVM_REG_ARM             0x4000000000000000ULL
1075#define KVM_REG_S390            0x5000000000000000ULL
1076#define KVM_REG_ARM64           0x6000000000000000ULL
1077#define KVM_REG_MIPS            0x7000000000000000ULL
1078
1079#define KVM_REG_SIZE_SHIFT      52
1080#define KVM_REG_SIZE_MASK       0x00f0000000000000ULL
1081#define KVM_REG_SIZE_U8         0x0000000000000000ULL
1082#define KVM_REG_SIZE_U16        0x0010000000000000ULL
1083#define KVM_REG_SIZE_U32        0x0020000000000000ULL
1084#define KVM_REG_SIZE_U64        0x0030000000000000ULL
1085#define KVM_REG_SIZE_U128       0x0040000000000000ULL
1086#define KVM_REG_SIZE_U256       0x0050000000000000ULL
1087#define KVM_REG_SIZE_U512       0x0060000000000000ULL
1088#define KVM_REG_SIZE_U1024      0x0070000000000000ULL
1089
1090struct kvm_reg_list {
1091        __u64 n; /* number of regs */
1092        __u64 reg[0];
1093};
1094
1095struct kvm_one_reg {
1096        __u64 id;
1097        __u64 addr;
1098};
1099
1100#define KVM_MSI_VALID_DEVID     (1U << 0)
1101struct kvm_msi {
1102        __u32 address_lo;
1103        __u32 address_hi;
1104        __u32 data;
1105        __u32 flags;
1106        __u32 devid;
1107        __u8  pad[12];
1108};
1109
1110struct kvm_arm_device_addr {
1111        __u64 id;
1112        __u64 addr;
1113};
1114
1115/*
1116 * Device control API, available with KVM_CAP_DEVICE_CTRL
1117 */
1118#define KVM_CREATE_DEVICE_TEST          1
1119
1120struct kvm_create_device {
1121        __u32   type;   /* in: KVM_DEV_TYPE_xxx */
1122        __u32   fd;     /* out: device handle */
1123        __u32   flags;  /* in: KVM_CREATE_DEVICE_xxx */
1124};
1125
1126struct kvm_device_attr {
1127        __u32   flags;          /* no flags currently defined */
1128        __u32   group;          /* device-defined */
1129        __u64   attr;           /* group-defined */
1130        __u64   addr;           /* userspace address of attr data */
1131};
1132
1133#define  KVM_DEV_VFIO_GROUP                     1
1134#define   KVM_DEV_VFIO_GROUP_ADD                        1
1135#define   KVM_DEV_VFIO_GROUP_DEL                        2
1136#define   KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE              3
1137
1138enum kvm_device_type {
1139        KVM_DEV_TYPE_FSL_MPIC_20        = 1,
1140#define KVM_DEV_TYPE_FSL_MPIC_20        KVM_DEV_TYPE_FSL_MPIC_20
1141        KVM_DEV_TYPE_FSL_MPIC_42,
1142#define KVM_DEV_TYPE_FSL_MPIC_42        KVM_DEV_TYPE_FSL_MPIC_42
1143        KVM_DEV_TYPE_XICS,
1144#define KVM_DEV_TYPE_XICS               KVM_DEV_TYPE_XICS
1145        KVM_DEV_TYPE_VFIO,
1146#define KVM_DEV_TYPE_VFIO               KVM_DEV_TYPE_VFIO
1147        KVM_DEV_TYPE_ARM_VGIC_V2,
1148#define KVM_DEV_TYPE_ARM_VGIC_V2        KVM_DEV_TYPE_ARM_VGIC_V2
1149        KVM_DEV_TYPE_FLIC,
1150#define KVM_DEV_TYPE_FLIC               KVM_DEV_TYPE_FLIC
1151        KVM_DEV_TYPE_ARM_VGIC_V3,
1152#define KVM_DEV_TYPE_ARM_VGIC_V3        KVM_DEV_TYPE_ARM_VGIC_V3
1153        KVM_DEV_TYPE_ARM_VGIC_ITS,
1154#define KVM_DEV_TYPE_ARM_VGIC_ITS       KVM_DEV_TYPE_ARM_VGIC_ITS
1155        KVM_DEV_TYPE_MAX,
1156};
1157
1158struct kvm_vfio_spapr_tce {
1159        __s32   groupfd;
1160        __s32   tablefd;
1161};
1162
1163/*
1164 * ioctls for VM fds
1165 */
1166#define KVM_SET_MEMORY_REGION     _IOW(KVMIO,  0x40, struct kvm_memory_region)
1167/*
1168 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1169 * a vcpu fd.
1170 */
1171#define KVM_CREATE_VCPU           _IO(KVMIO,   0x41)
1172#define KVM_GET_DIRTY_LOG         _IOW(KVMIO,  0x42, struct kvm_dirty_log)
1173/* KVM_SET_MEMORY_ALIAS is obsolete: */
1174#define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO,  0x43, struct kvm_memory_alias)
1175#define KVM_SET_NR_MMU_PAGES      _IO(KVMIO,   0x44)
1176#define KVM_GET_NR_MMU_PAGES      _IO(KVMIO,   0x45)
1177#define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1178                                        struct kvm_userspace_memory_region)
1179#define KVM_SET_TSS_ADDR          _IO(KVMIO,   0x47)
1180#define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO,  0x48, __u64)
1181
1182/* enable ucontrol for s390 */
1183struct kvm_s390_ucas_mapping {
1184        __u64 user_addr;
1185        __u64 vcpu_addr;
1186        __u64 length;
1187};
1188#define KVM_S390_UCAS_MAP        _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1189#define KVM_S390_UCAS_UNMAP      _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1190#define KVM_S390_VCPU_FAULT      _IOW(KVMIO, 0x52, unsigned long)
1191
1192/* Device model IOC */
1193#define KVM_CREATE_IRQCHIP        _IO(KVMIO,   0x60)
1194#define KVM_IRQ_LINE              _IOW(KVMIO,  0x61, struct kvm_irq_level)
1195#define KVM_GET_IRQCHIP           _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1196#define KVM_SET_IRQCHIP           _IOR(KVMIO,  0x63, struct kvm_irqchip)
1197#define KVM_CREATE_PIT            _IO(KVMIO,   0x64)
1198#define KVM_GET_PIT               _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1199#define KVM_SET_PIT               _IOR(KVMIO,  0x66, struct kvm_pit_state)
1200#define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1201#define KVM_REGISTER_COALESCED_MMIO \
1202                        _IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
1203#define KVM_UNREGISTER_COALESCED_MMIO \
1204                        _IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
1205#define KVM_ASSIGN_PCI_DEVICE     _IOR(KVMIO,  0x69, \
1206                                       struct kvm_assigned_pci_dev)
1207#define KVM_SET_GSI_ROUTING       _IOW(KVMIO,  0x6a, struct kvm_irq_routing)
1208/* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1209#define KVM_ASSIGN_IRQ            __KVM_DEPRECATED_VM_R_0x70
1210#define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO,  0x70, struct kvm_assigned_irq)
1211#define KVM_REINJECT_CONTROL      _IO(KVMIO,   0x71)
1212#define KVM_DEASSIGN_PCI_DEVICE   _IOW(KVMIO,  0x72, \
1213                                       struct kvm_assigned_pci_dev)
1214#define KVM_ASSIGN_SET_MSIX_NR    _IOW(KVMIO,  0x73, \
1215                                       struct kvm_assigned_msix_nr)
1216#define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO,  0x74, \
1217                                       struct kvm_assigned_msix_entry)
1218#define KVM_DEASSIGN_DEV_IRQ      _IOW(KVMIO,  0x75, struct kvm_assigned_irq)
1219#define KVM_IRQFD                 _IOW(KVMIO,  0x76, struct kvm_irqfd)
1220#define KVM_CREATE_PIT2           _IOW(KVMIO,  0x77, struct kvm_pit_config)
1221#define KVM_SET_BOOT_CPU_ID       _IO(KVMIO,   0x78)
1222#define KVM_IOEVENTFD             _IOW(KVMIO,  0x79, struct kvm_ioeventfd)
1223#define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
1224#define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
1225#define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
1226/* Available with KVM_CAP_PIT_STATE2 */
1227#define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
1228#define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)
1229/* Available with KVM_CAP_PPC_GET_PVINFO */
1230#define KVM_PPC_GET_PVINFO        _IOW(KVMIO,  0xa1, struct kvm_ppc_pvinfo)
1231/* Available with KVM_CAP_TSC_CONTROL */
1232#define KVM_SET_TSC_KHZ           _IO(KVMIO,  0xa2)
1233#define KVM_GET_TSC_KHZ           _IO(KVMIO,  0xa3)
1234/* Available with KVM_CAP_PCI_2_3 */
1235#define KVM_ASSIGN_SET_INTX_MASK  _IOW(KVMIO,  0xa4, \
1236                                       struct kvm_assigned_pci_dev)
1237/* Available with KVM_CAP_SIGNAL_MSI */
1238#define KVM_SIGNAL_MSI            _IOW(KVMIO,  0xa5, struct kvm_msi)
1239/* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1240#define KVM_PPC_GET_SMMU_INFO     _IOR(KVMIO,  0xa6, struct kvm_ppc_smmu_info)
1241/* Available with KVM_CAP_PPC_ALLOC_HTAB */
1242#define KVM_PPC_ALLOCATE_HTAB     _IOWR(KVMIO, 0xa7, __u32)
1243#define KVM_CREATE_SPAPR_TCE      _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)
1244#define KVM_CREATE_SPAPR_TCE_64   _IOW(KVMIO,  0xa8, \
1245                                       struct kvm_create_spapr_tce_64)
1246/* Available with KVM_CAP_RMA */
1247#define KVM_ALLOCATE_RMA          _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
1248/* Available with KVM_CAP_PPC_HTAB_FD */
1249#define KVM_PPC_GET_HTAB_FD       _IOW(KVMIO,  0xaa, struct kvm_get_htab_fd)
1250/* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1251#define KVM_ARM_SET_DEVICE_ADDR   _IOW(KVMIO,  0xab, struct kvm_arm_device_addr)
1252/* Available with KVM_CAP_PPC_RTAS */
1253#define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO,  0xac, struct kvm_rtas_token_args)
1254/* Available with KVM_CAP_SPAPR_RESIZE_HPT */
1255#define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
1256#define KVM_PPC_RESIZE_HPT_COMMIT  _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
1257/* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
1258#define KVM_PPC_CONFIGURE_V3_MMU  _IOW(KVMIO,  0xaf, struct kvm_ppc_mmuv3_cfg)
1259/* Available with KVM_CAP_PPC_RADIX_MMU */
1260#define KVM_PPC_GET_RMMU_INFO     _IOW(KVMIO,  0xb0, struct kvm_ppc_rmmu_info)
1261
1262/* ioctl for vm fd */
1263#define KVM_CREATE_DEVICE         _IOWR(KVMIO,  0xe0, struct kvm_create_device)
1264
1265/* ioctls for fds returned by KVM_CREATE_DEVICE */
1266#define KVM_SET_DEVICE_ATTR       _IOW(KVMIO,  0xe1, struct kvm_device_attr)
1267#define KVM_GET_DEVICE_ATTR       _IOW(KVMIO,  0xe2, struct kvm_device_attr)
1268#define KVM_HAS_DEVICE_ATTR       _IOW(KVMIO,  0xe3, struct kvm_device_attr)
1269
1270/*
1271 * ioctls for vcpu fds
1272 */
1273#define KVM_RUN                   _IO(KVMIO,   0x80)
1274#define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
1275#define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
1276#define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
1277#define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
1278#define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
1279#define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
1280/* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1281#define KVM_DEBUG_GUEST           __KVM_DEPRECATED_VCPU_W_0x87
1282#define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
1283#define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
1284#define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
1285#define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
1286#define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
1287#define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
1288#define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
1289#define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
1290#define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
1291#define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1292/* Available with KVM_CAP_VAPIC */
1293#define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1294/* Available with KVM_CAP_VAPIC */
1295#define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
1296/* valid for virtual machine (for floating interrupt)_and_ vcpu */
1297#define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
1298/* store status for s390 */
1299#define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
1300#define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
1301#define KVM_S390_STORE_STATUS     _IOW(KVMIO,  0x95, unsigned long)
1302/* initial ipl psw for s390 */
1303#define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
1304/* initial reset for s390 */
1305#define KVM_S390_INITIAL_RESET    _IO(KVMIO,   0x97)
1306#define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
1307#define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
1308/* Available with KVM_CAP_USER_NMI */
1309#define KVM_NMI                   _IO(KVMIO,   0x9a)
1310/* Available with KVM_CAP_SET_GUEST_DEBUG */
1311#define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
1312/* MCE for x86 */
1313#define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
1314#define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
1315#define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
1316/* Available with KVM_CAP_VCPU_EVENTS */
1317#define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
1318#define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)
1319/* Available with KVM_CAP_DEBUGREGS */
1320#define KVM_GET_DEBUGREGS         _IOR(KVMIO,  0xa1, struct kvm_debugregs)
1321#define KVM_SET_DEBUGREGS         _IOW(KVMIO,  0xa2, struct kvm_debugregs)
1322/*
1323 * vcpu version available with KVM_ENABLE_CAP
1324 * vm version available with KVM_CAP_ENABLE_CAP_VM
1325 */
1326#define KVM_ENABLE_CAP            _IOW(KVMIO,  0xa3, struct kvm_enable_cap)
1327/* Available with KVM_CAP_XSAVE */
1328#define KVM_GET_XSAVE             _IOR(KVMIO,  0xa4, struct kvm_xsave)
1329#define KVM_SET_XSAVE             _IOW(KVMIO,  0xa5, struct kvm_xsave)
1330/* Available with KVM_CAP_XCRS */
1331#define KVM_GET_XCRS              _IOR(KVMIO,  0xa6, struct kvm_xcrs)
1332#define KVM_SET_XCRS              _IOW(KVMIO,  0xa7, struct kvm_xcrs)
1333/* Available with KVM_CAP_SW_TLB */
1334#define KVM_DIRTY_TLB             _IOW(KVMIO,  0xaa, struct kvm_dirty_tlb)
1335/* Available with KVM_CAP_ONE_REG */
1336#define KVM_GET_ONE_REG           _IOW(KVMIO,  0xab, struct kvm_one_reg)
1337#define KVM_SET_ONE_REG           _IOW(KVMIO,  0xac, struct kvm_one_reg)
1338/* VM is being stopped by host */
1339#define KVM_KVMCLOCK_CTRL         _IO(KVMIO,   0xad)
1340#define KVM_ARM_VCPU_INIT         _IOW(KVMIO,  0xae, struct kvm_vcpu_init)
1341#define KVM_ARM_PREFERRED_TARGET  _IOR(KVMIO,  0xaf, struct kvm_vcpu_init)
1342#define KVM_GET_REG_LIST          _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1343/* Available with KVM_CAP_S390_MEM_OP */
1344#define KVM_S390_MEM_OP           _IOW(KVMIO,  0xb1, struct kvm_s390_mem_op)
1345/* Available with KVM_CAP_S390_SKEYS */
1346#define KVM_S390_GET_SKEYS      _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1347#define KVM_S390_SET_SKEYS      _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1348/* Available with KVM_CAP_S390_INJECT_IRQ */
1349#define KVM_S390_IRQ              _IOW(KVMIO,  0xb4, struct kvm_s390_irq)
1350/* Available with KVM_CAP_S390_IRQ_STATE */
1351#define KVM_S390_SET_IRQ_STATE    _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1352#define KVM_S390_GET_IRQ_STATE    _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1353/* Available with KVM_CAP_X86_SMM */
1354#define KVM_SMI                   _IO(KVMIO,   0xb7)
1355/* Available with KVM_CAP_S390_CMMA_MIGRATION */
1356#define KVM_S390_GET_CMMA_BITS      _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log)
1357#define KVM_S390_SET_CMMA_BITS      _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
1358
1359#define KVM_DEV_ASSIGN_ENABLE_IOMMU     (1 << 0)
1360#define KVM_DEV_ASSIGN_PCI_2_3          (1 << 1)
1361#define KVM_DEV_ASSIGN_MASK_INTX        (1 << 2)
1362
1363struct kvm_assigned_pci_dev {
1364        __u32 assigned_dev_id;
1365        __u32 busnr;
1366        __u32 devfn;
1367        __u32 flags;
1368        __u32 segnr;
1369        union {
1370                __u32 reserved[11];
1371        };
1372};
1373
1374#define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
1375#define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
1376#define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)
1377
1378#define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
1379#define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
1380#define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)
1381
1382#define KVM_DEV_IRQ_HOST_MASK    0x00ff
1383#define KVM_DEV_IRQ_GUEST_MASK   0xff00
1384
1385struct kvm_assigned_irq {
1386        __u32 assigned_dev_id;
1387        __u32 host_irq; /* ignored (legacy field) */
1388        __u32 guest_irq;
1389        __u32 flags;
1390        union {
1391                __u32 reserved[12];
1392        };
1393};
1394
1395struct kvm_assigned_msix_nr {
1396        __u32 assigned_dev_id;
1397        __u16 entry_nr;
1398        __u16 padding;
1399};
1400
1401#define KVM_MAX_MSIX_PER_DEV            256
1402struct kvm_assigned_msix_entry {
1403        __u32 assigned_dev_id;
1404        __u32 gsi;
1405        __u16 entry; /* The index of entry in the MSI-X table */
1406        __u16 padding[3];
1407};
1408
1409#define KVM_X2APIC_API_USE_32BIT_IDS            (1ULL << 0)
1410#define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK  (1ULL << 1)
1411
1412/* Available with KVM_CAP_ARM_USER_IRQ */
1413
1414/* Bits for run->s.regs.device_irq_level */
1415#define KVM_ARM_DEV_EL1_VTIMER          (1 << 0)
1416#define KVM_ARM_DEV_EL1_PTIMER          (1 << 1)
1417#define KVM_ARM_DEV_PMU                 (1 << 2)
1418
1419#endif /* __LINUX_KVM_H */
1420