include/uapi/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 #include <linux/compiler.h>
  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.rst
 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 #define KVM_EXIT_HYPERV_SYNDBG         3
 192         __u32 type;
 193         __u32 pad1;
 194         union {
 195                 struct {
 196                         __u32 msr;
 197                         __u32 pad2;
 198                         __u64 control;
 199                         __u64 evt_page;
 200                         __u64 msg_page;
 201                 } synic;
 202                 struct {
 203                         __u64 input;
 204                         __u64 result;
 205                         __u64 params[2];
 206                 } hcall;
 207                 struct {
 208                         __u32 msr;
 209                         __u32 pad2;
 210                         __u64 control;
 211                         __u64 status;
 212                         __u64 send_page;
 213                         __u64 recv_page;
 214                         __u64 pending_page;
 215                 } syndbg;
 216         } u;
 217 };
 218
 219 struct kvm_xen_exit {
 220 #define KVM_EXIT_XEN_HCALL          1
 221         __u32 type;
 222         union {
 223                 struct {
 224                         __u32 longmode;
 225                         __u32 cpl;
 226                         __u64 input;
 227                         __u64 result;
 228                         __u64 params[6];
 229                 } hcall;
 230         } u;
 231 };
 232
 233 #define KVM_S390_GET_SKEYS_NONE   1
 234 #define KVM_S390_SKEYS_MAX        1048576
 235
 236 #define KVM_EXIT_UNKNOWN          0
 237 #define KVM_EXIT_EXCEPTION        1
 238 #define KVM_EXIT_IO               2
 239 #define KVM_EXIT_HYPERCALL        3
 240 #define KVM_EXIT_DEBUG            4
 241 #define KVM_EXIT_HLT              5
 242 #define KVM_EXIT_MMIO             6
 243 #define KVM_EXIT_IRQ_WINDOW_OPEN  7
 244 #define KVM_EXIT_SHUTDOWN         8
 245 #define KVM_EXIT_FAIL_ENTRY       9
 246 #define KVM_EXIT_INTR             10
 247 #define KVM_EXIT_SET_TPR          11
 248 #define KVM_EXIT_TPR_ACCESS       12
 249 #define KVM_EXIT_S390_SIEIC       13
 250 #define KVM_EXIT_S390_RESET       14
 251 #define KVM_EXIT_DCR              15 /* deprecated */
 252 #define KVM_EXIT_NMI              16
 253 #define KVM_EXIT_INTERNAL_ERROR   17
 254 #define KVM_EXIT_OSI              18
 255 #define KVM_EXIT_PAPR_HCALL       19
 256 #define KVM_EXIT_S390_UCONTROL    20
 257 #define KVM_EXIT_WATCHDOG         21
 258 #define KVM_EXIT_S390_TSCH        22
 259 #define KVM_EXIT_EPR              23
 260 #define KVM_EXIT_SYSTEM_EVENT     24
 261 #define KVM_EXIT_S390_STSI        25
 262 #define KVM_EXIT_IOAPIC_EOI       26
 263 #define KVM_EXIT_HYPERV           27
 264 #define KVM_EXIT_ARM_NISV         28
 265 #define KVM_EXIT_X86_RDMSR        29
 266 #define KVM_EXIT_X86_WRMSR        30
 267 #define KVM_EXIT_DIRTY_RING_FULL  31
 268 #define KVM_EXIT_AP_RESET_HOLD    32
 269 #define KVM_EXIT_X86_BUS_LOCK     33
 270 #define KVM_EXIT_XEN              34
 271
 272 /* For KVM_EXIT_INTERNAL_ERROR */
 273 /* Emulate instruction failed. */
 274 #define KVM_INTERNAL_ERROR_EMULATION    1
 275 /* Encounter unexpected simultaneous exceptions. */
 276 #define KVM_INTERNAL_ERROR_SIMUL_EX     2
 277 /* Encounter unexpected vm-exit due to delivery event. */
 278 #define KVM_INTERNAL_ERROR_DELIVERY_EV  3
 279 /* Encounter unexpected vm-exit reason */
 280 #define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON       4
 281
 282 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
 283 struct kvm_run {
 284         /* in */
 285         __u8 request_interrupt_window;
 286         __u8 immediate_exit;
 287         __u8 padding1[6];
 288
 289         /* out */
 290         __u32 exit_reason;
 291         __u8 ready_for_interrupt_injection;
 292         __u8 if_flag;
 293         __u16 flags;
 294
 295         /* in (pre_kvm_run), out (post_kvm_run) */
 296         __u64 cr8;
 297         __u64 apic_base;
 298
 299 #ifdef __KVM_S390
 300         /* the processor status word for s390 */
 301         __u64 psw_mask; /* psw upper half */
 302         __u64 psw_addr; /* psw lower half */
 303 #endif
 304         union {
 305                 /* KVM_EXIT_UNKNOWN */
 306                 struct {
 307                         __u64 hardware_exit_reason;
 308                 } hw;
 309                 /* KVM_EXIT_FAIL_ENTRY */
 310                 struct {
 311                         __u64 hardware_entry_failure_reason;
 312                         __u32 cpu;
 313                 } fail_entry;
 314                 /* KVM_EXIT_EXCEPTION */
 315                 struct {
 316                         __u32 exception;
 317                         __u32 error_code;
 318                 } ex;
 319                 /* KVM_EXIT_IO */
 320                 struct {
 321 #define KVM_EXIT_IO_IN  0
 322 #define KVM_EXIT_IO_OUT 1
 323                         __u8 direction;
 324                         __u8 size; /* bytes */
 325                         __u16 port;
 326                         __u32 count;
 327                         __u64 data_offset; /* relative to kvm_run start */
 328                 } io;
 329                 /* KVM_EXIT_DEBUG */
 330                 struct {
 331                         struct kvm_debug_exit_arch arch;
 332                 } debug;
 333                 /* KVM_EXIT_MMIO */
 334                 struct {
 335                         __u64 phys_addr;
 336                         __u8  data[8];
 337                         __u32 len;
 338                         __u8  is_write;
 339                 } mmio;
 340                 /* KVM_EXIT_HYPERCALL */
 341                 struct {
 342                         __u64 nr;
 343                         __u64 args[6];
 344                         __u64 ret;
 345                         __u32 longmode;
 346                         __u32 pad;
 347                 } hypercall;
 348                 /* KVM_EXIT_TPR_ACCESS */
 349                 struct {
 350                         __u64 rip;
 351                         __u32 is_write;
 352                         __u32 pad;
 353                 } tpr_access;
 354                 /* KVM_EXIT_S390_SIEIC */
 355                 struct {
 356                         __u8 icptcode;
 357                         __u16 ipa;
 358                         __u32 ipb;
 359                 } s390_sieic;
 360                 /* KVM_EXIT_S390_RESET */
 361 #define KVM_S390_RESET_POR       1
 362 #define KVM_S390_RESET_CLEAR     2
 363 #define KVM_S390_RESET_SUBSYSTEM 4
 364 #define KVM_S390_RESET_CPU_INIT  8
 365 #define KVM_S390_RESET_IPL       16
 366                 __u64 s390_reset_flags;
 367                 /* KVM_EXIT_S390_UCONTROL */
 368                 struct {
 369                         __u64 trans_exc_code;
 370                         __u32 pgm_code;
 371                 } s390_ucontrol;
 372                 /* KVM_EXIT_DCR (deprecated) */
 373                 struct {
 374                         __u32 dcrn;
 375                         __u32 data;
 376                         __u8  is_write;
 377                 } dcr;
 378                 /* KVM_EXIT_INTERNAL_ERROR */
 379                 struct {
 380                         __u32 suberror;
 381                         /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
 382                         __u32 ndata;
 383                         __u64 data[16];
 384                 } internal;
 385                 /* KVM_EXIT_OSI */
 386                 struct {
 387                         __u64 gprs[32];
 388                 } osi;
 389                 /* KVM_EXIT_PAPR_HCALL */
 390                 struct {
 391                         __u64 nr;
 392                         __u64 ret;
 393                         __u64 args[9];
 394                 } papr_hcall;
 395                 /* KVM_EXIT_S390_TSCH */
 396                 struct {
 397                         __u16 subchannel_id;
 398                         __u16 subchannel_nr;
 399                         __u32 io_int_parm;
 400                         __u32 io_int_word;
 401                         __u32 ipb;
 402                         __u8 dequeued;
 403                 } s390_tsch;
 404                 /* KVM_EXIT_EPR */
 405                 struct {
 406                         __u32 epr;
 407                 } epr;
 408                 /* KVM_EXIT_SYSTEM_EVENT */
 409                 struct {
 410 #define KVM_SYSTEM_EVENT_SHUTDOWN       1
 411 #define KVM_SYSTEM_EVENT_RESET          2
 412 #define KVM_SYSTEM_EVENT_CRASH          3
 413                         __u32 type;
 414                         __u64 flags;
 415                 } system_event;
 416                 /* KVM_EXIT_S390_STSI */
 417                 struct {
 418                         __u64 addr;
 419                         __u8 ar;
 420                         __u8 reserved;
 421                         __u8 fc;
 422                         __u8 sel1;
 423                         __u16 sel2;
 424                 } s390_stsi;
 425                 /* KVM_EXIT_IOAPIC_EOI */
 426                 struct {
 427                         __u8 vector;
 428                 } eoi;
 429                 /* KVM_EXIT_HYPERV */
 430                 struct kvm_hyperv_exit hyperv;
 431                 /* KVM_EXIT_ARM_NISV */
 432                 struct {
 433                         __u64 esr_iss;
 434                         __u64 fault_ipa;
 435                 } arm_nisv;
 436                 /* KVM_EXIT_X86_RDMSR / KVM_EXIT_X86_WRMSR */
 437                 struct {
 438                         __u8 error; /* user -> kernel */
 439                         __u8 pad[7];
 440 #define KVM_MSR_EXIT_REASON_INVAL       (1 << 0)
 441 #define KVM_MSR_EXIT_REASON_UNKNOWN     (1 << 1)
 442 #define KVM_MSR_EXIT_REASON_FILTER      (1 << 2)
 443                         __u32 reason; /* kernel -> user */
 444                         __u32 index; /* kernel -> user */
 445                         __u64 data; /* kernel <-> user */
 446                 } msr;
 447                 /* KVM_EXIT_XEN */
 448                 struct kvm_xen_exit xen;
 449                 /* Fix the size of the union. */
 450                 char padding[256];
 451         };
 452
 453         /* 2048 is the size of the char array used to bound/pad the size
 454          * of the union that holds sync regs.
 455          */
 456         #define SYNC_REGS_SIZE_BYTES 2048
 457         /*
 458          * shared registers between kvm and userspace.
 459          * kvm_valid_regs specifies the register classes set by the host
 460          * kvm_dirty_regs specified the register classes dirtied by userspace
 461          * struct kvm_sync_regs is architecture specific, as well as the
 462          * bits for kvm_valid_regs and kvm_dirty_regs
 463          */
 464         __u64 kvm_valid_regs;
 465         __u64 kvm_dirty_regs;
 466         union {
 467                 struct kvm_sync_regs regs;
 468                 char padding[SYNC_REGS_SIZE_BYTES];
 469         } s;
 470 };
 471
 472 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
 473
 474 struct kvm_coalesced_mmio_zone {
 475         __u64 addr;
 476         __u32 size;
 477         union {
 478                 __u32 pad;
 479                 __u32 pio;
 480         };
 481 };
 482
 483 struct kvm_coalesced_mmio {
 484         __u64 phys_addr;
 485         __u32 len;
 486         union {
 487                 __u32 pad;
 488                 __u32 pio;
 489         };
 490         __u8  data[8];
 491 };
 492
 493 struct kvm_coalesced_mmio_ring {
 494         __u32 first, last;
 495         struct kvm_coalesced_mmio coalesced_mmio[0];
 496 };
 497
 498 #define KVM_COALESCED_MMIO_MAX \
 499         ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
 500          sizeof(struct kvm_coalesced_mmio))
 501
 502 /* for KVM_TRANSLATE */
 503 struct kvm_translation {
 504         /* in */
 505         __u64 linear_address;
 506
 507         /* out */
 508         __u64 physical_address;
 509         __u8  valid;
 510         __u8  writeable;
 511         __u8  usermode;
 512         __u8  pad[5];
 513 };
 514
 515 /* for KVM_S390_MEM_OP */
 516 struct kvm_s390_mem_op {
 517         /* in */
 518         __u64 gaddr;            /* the guest address */
 519         __u64 flags;            /* flags */
 520         __u32 size;             /* amount of bytes */
 521         __u32 op;               /* type of operation */
 522         __u64 buf;              /* buffer in userspace */
 523         union {
 524                 __u8 ar;        /* the access register number */
 525                 __u32 sida_offset; /* offset into the sida */
 526                 __u8 reserved[32]; /* should be set to 0 */
 527         };
 528 };
 529 /* types for kvm_s390_mem_op->op */
 530 #define KVM_S390_MEMOP_LOGICAL_READ     0
 531 #define KVM_S390_MEMOP_LOGICAL_WRITE    1
 532 #define KVM_S390_MEMOP_SIDA_READ        2
 533 #define KVM_S390_MEMOP_SIDA_WRITE       3
 534 /* flags for kvm_s390_mem_op->flags */
 535 #define KVM_S390_MEMOP_F_CHECK_ONLY             (1ULL << 0)
 536 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION       (1ULL << 1)
 537
 538 /* for KVM_INTERRUPT */
 539 struct kvm_interrupt {
 540         /* in */
 541         __u32 irq;
 542 };
 543
 544 /* for KVM_GET_DIRTY_LOG */
 545 struct kvm_dirty_log {
 546         __u32 slot;
 547         __u32 padding1;
 548         union {
 549                 void __user *dirty_bitmap; /* one bit per page */
 550                 __u64 padding2;
 551         };
 552 };
 553
 554 /* for KVM_CLEAR_DIRTY_LOG */
 555 struct kvm_clear_dirty_log {
 556         __u32 slot;
 557         __u32 num_pages;
 558         __u64 first_page;
 559         union {
 560                 void __user *dirty_bitmap; /* one bit per page */
 561                 __u64 padding2;
 562         };
 563 };
 564
 565 /* for KVM_SET_SIGNAL_MASK */
 566 struct kvm_signal_mask {
 567         __u32 len;
 568         __u8  sigset[0];
 569 };
 570
 571 /* for KVM_TPR_ACCESS_REPORTING */
 572 struct kvm_tpr_access_ctl {
 573         __u32 enabled;
 574         __u32 flags;
 575         __u32 reserved[8];
 576 };
 577
 578 /* for KVM_SET_VAPIC_ADDR */
 579 struct kvm_vapic_addr {
 580         __u64 vapic_addr;
 581 };
 582
 583 /* for KVM_SET_MP_STATE */
 584
 585 /* not all states are valid on all architectures */
 586 #define KVM_MP_STATE_RUNNABLE          0
 587 #define KVM_MP_STATE_UNINITIALIZED     1
 588 #define KVM_MP_STATE_INIT_RECEIVED     2
 589 #define KVM_MP_STATE_HALTED            3
 590 #define KVM_MP_STATE_SIPI_RECEIVED     4
 591 #define KVM_MP_STATE_STOPPED           5
 592 #define KVM_MP_STATE_CHECK_STOP        6
 593 #define KVM_MP_STATE_OPERATING         7
 594 #define KVM_MP_STATE_LOAD              8
 595 #define KVM_MP_STATE_AP_RESET_HOLD     9
 596
 597 struct kvm_mp_state {
 598         __u32 mp_state;
 599 };
 600
 601 struct kvm_s390_psw {
 602         __u64 mask;
 603         __u64 addr;
 604 };
 605
 606 /* valid values for type in kvm_s390_interrupt */
 607 #define KVM_S390_SIGP_STOP              0xfffe0000u
 608 #define KVM_S390_PROGRAM_INT            0xfffe0001u
 609 #define KVM_S390_SIGP_SET_PREFIX        0xfffe0002u
 610 #define KVM_S390_RESTART                0xfffe0003u
 611 #define KVM_S390_INT_PFAULT_INIT        0xfffe0004u
 612 #define KVM_S390_INT_PFAULT_DONE        0xfffe0005u
 613 #define KVM_S390_MCHK                   0xfffe1000u
 614 #define KVM_S390_INT_CLOCK_COMP         0xffff1004u
 615 #define KVM_S390_INT_CPU_TIMER          0xffff1005u
 616 #define KVM_S390_INT_VIRTIO             0xffff2603u
 617 #define KVM_S390_INT_SERVICE            0xffff2401u
 618 #define KVM_S390_INT_EMERGENCY          0xffff1201u
 619 #define KVM_S390_INT_EXTERNAL_CALL      0xffff1202u
 620 /* Anything below 0xfffe0000u is taken by INT_IO */
 621 #define KVM_S390_INT_IO(ai,cssid,ssid,schid)   \
 622         (((schid)) |                           \
 623          ((ssid) << 16) |                      \
 624          ((cssid) << 18) |                     \
 625          ((ai) << 26))
 626 #define KVM_S390_INT_IO_MIN             0x00000000u
 627 #define KVM_S390_INT_IO_MAX             0xfffdffffu
 628 #define KVM_S390_INT_IO_AI_MASK         0x04000000u
 629
 630
 631 struct kvm_s390_interrupt {
 632         __u32 type;
 633         __u32 parm;
 634         __u64 parm64;
 635 };
 636
 637 struct kvm_s390_io_info {
 638         __u16 subchannel_id;
 639         __u16 subchannel_nr;
 640         __u32 io_int_parm;
 641         __u32 io_int_word;
 642 };
 643
 644 struct kvm_s390_ext_info {
 645         __u32 ext_params;
 646         __u32 pad;
 647         __u64 ext_params2;
 648 };
 649
 650 struct kvm_s390_pgm_info {
 651         __u64 trans_exc_code;
 652         __u64 mon_code;
 653         __u64 per_address;
 654         __u32 data_exc_code;
 655         __u16 code;
 656         __u16 mon_class_nr;
 657         __u8 per_code;
 658         __u8 per_atmid;
 659         __u8 exc_access_id;
 660         __u8 per_access_id;
 661         __u8 op_access_id;
 662 #define KVM_S390_PGM_FLAGS_ILC_VALID    0x01
 663 #define KVM_S390_PGM_FLAGS_ILC_0        0x02
 664 #define KVM_S390_PGM_FLAGS_ILC_1        0x04
 665 #define KVM_S390_PGM_FLAGS_ILC_MASK     0x06
 666 #define KVM_S390_PGM_FLAGS_NO_REWIND    0x08
 667         __u8 flags;
 668         __u8 pad[2];
 669 };
 670
 671 struct kvm_s390_prefix_info {
 672         __u32 address;
 673 };
 674
 675 struct kvm_s390_extcall_info {
 676         __u16 code;
 677 };
 678
 679 struct kvm_s390_emerg_info {
 680         __u16 code;
 681 };
 682
 683 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
 684 struct kvm_s390_stop_info {
 685         __u32 flags;
 686 };
 687
 688 struct kvm_s390_mchk_info {
 689         __u64 cr14;
 690         __u64 mcic;
 691         __u64 failing_storage_address;
 692         __u32 ext_damage_code;
 693         __u32 pad;
 694         __u8 fixed_logout[16];
 695 };
 696
 697 struct kvm_s390_irq {
 698         __u64 type;
 699         union {
 700                 struct kvm_s390_io_info io;
 701                 struct kvm_s390_ext_info ext;
 702                 struct kvm_s390_pgm_info pgm;
 703                 struct kvm_s390_emerg_info emerg;
 704                 struct kvm_s390_extcall_info extcall;
 705                 struct kvm_s390_prefix_info prefix;
 706                 struct kvm_s390_stop_info stop;
 707                 struct kvm_s390_mchk_info mchk;
 708                 char reserved[64];
 709         } u;
 710 };
 711
 712 struct kvm_s390_irq_state {
 713         __u64 buf;
 714         __u32 flags;        /* will stay unused for compatibility reasons */
 715         __u32 len;
 716         __u32 reserved[4];  /* will stay unused for compatibility reasons */
 717 };
 718
 719 /* for KVM_SET_GUEST_DEBUG */
 720
 721 #define KVM_GUESTDBG_ENABLE             0x00000001
 722 #define KVM_GUESTDBG_SINGLESTEP         0x00000002
 723
 724 struct kvm_guest_debug {
 725         __u32 control;
 726         __u32 pad;
 727         struct kvm_guest_debug_arch arch;
 728 };
 729
 730 enum {
 731         kvm_ioeventfd_flag_nr_datamatch,
 732         kvm_ioeventfd_flag_nr_pio,
 733         kvm_ioeventfd_flag_nr_deassign,
 734         kvm_ioeventfd_flag_nr_virtio_ccw_notify,
 735         kvm_ioeventfd_flag_nr_fast_mmio,
 736         kvm_ioeventfd_flag_nr_max,
 737 };
 738
 739 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
 740 #define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
 741 #define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
 742 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
 743         (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
 744
 745 #define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)
 746
 747 struct kvm_ioeventfd {
 748         __u64 datamatch;
 749         __u64 addr;        /* legal pio/mmio address */
 750         __u32 len;         /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
 751         __s32 fd;
 752         __u32 flags;
 753         __u8  pad[36];
 754 };
 755
 756 #define KVM_X86_DISABLE_EXITS_MWAIT          (1 << 0)
 757 #define KVM_X86_DISABLE_EXITS_HLT            (1 << 1)
 758 #define KVM_X86_DISABLE_EXITS_PAUSE          (1 << 2)
 759 #define KVM_X86_DISABLE_EXITS_CSTATE         (1 << 3)
 760 #define KVM_X86_DISABLE_VALID_EXITS          (KVM_X86_DISABLE_EXITS_MWAIT | \
 761                                               KVM_X86_DISABLE_EXITS_HLT | \
 762                                               KVM_X86_DISABLE_EXITS_PAUSE | \
 763                                               KVM_X86_DISABLE_EXITS_CSTATE)
 764
 765 /* for KVM_ENABLE_CAP */
 766 struct kvm_enable_cap {
 767         /* in */
 768         __u32 cap;
 769         __u32 flags;
 770         __u64 args[4];
 771         __u8  pad[64];
 772 };
 773
 774 /* for KVM_PPC_GET_PVINFO */
 775
 776 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE   (1<<0)
 777
 778 struct kvm_ppc_pvinfo {
 779         /* out */
 780         __u32 flags;
 781         __u32 hcall[4];
 782         __u8  pad[108];
 783 };
 784
 785 /* for KVM_PPC_GET_SMMU_INFO */
 786 #define KVM_PPC_PAGE_SIZES_MAX_SZ       8
 787
 788 struct kvm_ppc_one_page_size {
 789         __u32 page_shift;       /* Page shift (or 0) */
 790         __u32 pte_enc;          /* Encoding in the HPTE (>>12) */
 791 };
 792
 793 struct kvm_ppc_one_seg_page_size {
 794         __u32 page_shift;       /* Base page shift of segment (or 0) */
 795         __u32 slb_enc;          /* SLB encoding for BookS */
 796         struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
 797 };
 798
 799 #define KVM_PPC_PAGE_SIZES_REAL         0x00000001
 800 #define KVM_PPC_1T_SEGMENTS             0x00000002
 801 #define KVM_PPC_NO_HASH                 0x00000004
 802
 803 struct kvm_ppc_smmu_info {
 804         __u64 flags;
 805         __u32 slb_size;
 806         __u16 data_keys;        /* # storage keys supported for data */
 807         __u16 instr_keys;       /* # storage keys supported for instructions */
 808         struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
 809 };
 810
 811 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
 812 struct kvm_ppc_resize_hpt {
 813         __u64 flags;
 814         __u32 shift;
 815         __u32 pad;
 816 };
 817
 818 #define KVMIO 0xAE
 819
 820 /* machine type bits, to be used as argument to KVM_CREATE_VM */
 821 #define KVM_VM_S390_UCONTROL    1
 822
 823 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
 824 #define KVM_VM_PPC_HV 1
 825 #define KVM_VM_PPC_PR 2
 826
 827 /* on MIPS, 0 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */
 828 #define KVM_VM_MIPS_AUTO        0
 829 #define KVM_VM_MIPS_VZ          1
 830 #define KVM_VM_MIPS_TE          2
 831
 832 #define KVM_S390_SIE_PAGE_OFFSET 1
 833
 834 /*
 835  * On arm64, machine type can be used to request the physical
 836  * address size for the VM. Bits[7-0] are reserved for the guest
 837  * PA size shift (i.e, log2(PA_Size)). For backward compatibility,
 838  * value 0 implies the default IPA size, 40bits.
 839  */
 840 #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK   0xffULL
 841 #define KVM_VM_TYPE_ARM_IPA_SIZE(x)             \
 842         ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK)
 843 /*
 844  * ioctls for /dev/kvm fds:
 845  */
 846 #define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
 847 #define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
 848 #define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
 849
 850 #define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
 851 /*
 852  * Check if a kvm extension is available.  Argument is extension number,
 853  * return is 1 (yes) or 0 (no, sorry).
 854  */
 855 #define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
 856 /*
 857  * Get size for mmap(vcpu_fd)
 858  */
 859 #define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
 860 #define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
 861 #define KVM_TRACE_ENABLE          __KVM_DEPRECATED_MAIN_W_0x06
 862 #define KVM_TRACE_PAUSE           __KVM_DEPRECATED_MAIN_0x07
 863 #define KVM_TRACE_DISABLE         __KVM_DEPRECATED_MAIN_0x08
 864 #define KVM_GET_EMULATED_CPUID    _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
 865 #define KVM_GET_MSR_FEATURE_INDEX_LIST    _IOWR(KVMIO, 0x0a, struct kvm_msr_list)
 866
 867 /*
 868  * Extension capability list.
 869  */
 870 #define KVM_CAP_IRQCHIP   0
 871 #define KVM_CAP_HLT       1
 872 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
 873 #define KVM_CAP_USER_MEMORY 3
 874 #define KVM_CAP_SET_TSS_ADDR 4
 875 #define KVM_CAP_VAPIC 6
 876 #define KVM_CAP_EXT_CPUID 7
 877 #define KVM_CAP_CLOCKSOURCE 8
 878 #define KVM_CAP_NR_VCPUS 9       /* returns recommended max vcpus per vm */
 879 #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
 880 #define KVM_CAP_PIT 11
 881 #define KVM_CAP_NOP_IO_DELAY 12
 882 #define KVM_CAP_PV_MMU 13
 883 #define KVM_CAP_MP_STATE 14
 884 #define KVM_CAP_COALESCED_MMIO 15
 885 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
 886 #define KVM_CAP_IOMMU 18
 887 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
 888 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
 889 #define KVM_CAP_USER_NMI 22
 890 #ifdef __KVM_HAVE_GUEST_DEBUG
 891 #define KVM_CAP_SET_GUEST_DEBUG 23
 892 #endif
 893 #ifdef __KVM_HAVE_PIT
 894 #define KVM_CAP_REINJECT_CONTROL 24
 895 #endif
 896 #define KVM_CAP_IRQ_ROUTING 25
 897 #define KVM_CAP_IRQ_INJECT_STATUS 26
 898 #define KVM_CAP_ASSIGN_DEV_IRQ 29
 899 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
 900 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
 901 #ifdef __KVM_HAVE_MCE
 902 #define KVM_CAP_MCE 31
 903 #endif
 904 #define KVM_CAP_IRQFD 32
 905 #ifdef __KVM_HAVE_PIT
 906 #define KVM_CAP_PIT2 33
 907 #endif
 908 #define KVM_CAP_SET_BOOT_CPU_ID 34
 909 #ifdef __KVM_HAVE_PIT_STATE2
 910 #define KVM_CAP_PIT_STATE2 35
 911 #endif
 912 #define KVM_CAP_IOEVENTFD 36
 913 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
 914 #ifdef __KVM_HAVE_XEN_HVM
 915 #define KVM_CAP_XEN_HVM 38
 916 #endif
 917 #define KVM_CAP_ADJUST_CLOCK 39
 918 #define KVM_CAP_INTERNAL_ERROR_DATA 40
 919 #ifdef __KVM_HAVE_VCPU_EVENTS
 920 #define KVM_CAP_VCPU_EVENTS 41
 921 #endif
 922 #define KVM_CAP_S390_PSW 42
 923 #define KVM_CAP_PPC_SEGSTATE 43
 924 #define KVM_CAP_HYPERV 44
 925 #define KVM_CAP_HYPERV_VAPIC 45
 926 #define KVM_CAP_HYPERV_SPIN 46
 927 #define KVM_CAP_PCI_SEGMENT 47
 928 #define KVM_CAP_PPC_PAIRED_SINGLES 48
 929 #define KVM_CAP_INTR_SHADOW 49
 930 #ifdef __KVM_HAVE_DEBUGREGS
 931 #define KVM_CAP_DEBUGREGS 50
 932 #endif
 933 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
 934 #define KVM_CAP_PPC_OSI 52
 935 #define KVM_CAP_PPC_UNSET_IRQ 53
 936 #define KVM_CAP_ENABLE_CAP 54
 937 #ifdef __KVM_HAVE_XSAVE
 938 #define KVM_CAP_XSAVE 55
 939 #endif
 940 #ifdef __KVM_HAVE_XCRS
 941 #define KVM_CAP_XCRS 56
 942 #endif
 943 #define KVM_CAP_PPC_GET_PVINFO 57
 944 #define KVM_CAP_PPC_IRQ_LEVEL 58
 945 #define KVM_CAP_ASYNC_PF 59
 946 #define KVM_CAP_TSC_CONTROL 60
 947 #define KVM_CAP_GET_TSC_KHZ 61
 948 #define KVM_CAP_PPC_BOOKE_SREGS 62
 949 #define KVM_CAP_SPAPR_TCE 63
 950 #define KVM_CAP_PPC_SMT 64
 951 #define KVM_CAP_PPC_RMA 65
 952 #define KVM_CAP_MAX_VCPUS 66       /* returns max vcpus per vm */
 953 #define KVM_CAP_PPC_HIOR 67
 954 #define KVM_CAP_PPC_PAPR 68
 955 #define KVM_CAP_SW_TLB 69
 956 #define KVM_CAP_ONE_REG 70
 957 #define KVM_CAP_S390_GMAP 71
 958 #define KVM_CAP_TSC_DEADLINE_TIMER 72
 959 #define KVM_CAP_S390_UCONTROL 73
 960 #define KVM_CAP_SYNC_REGS 74
 961 #define KVM_CAP_PCI_2_3 75
 962 #define KVM_CAP_KVMCLOCK_CTRL 76
 963 #define KVM_CAP_SIGNAL_MSI 77
 964 #define KVM_CAP_PPC_GET_SMMU_INFO 78
 965 #define KVM_CAP_S390_COW 79
 966 #define KVM_CAP_PPC_ALLOC_HTAB 80
 967 #define KVM_CAP_READONLY_MEM 81
 968 #define KVM_CAP_IRQFD_RESAMPLE 82
 969 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
 970 #define KVM_CAP_PPC_HTAB_FD 84
 971 #define KVM_CAP_S390_CSS_SUPPORT 85
 972 #define KVM_CAP_PPC_EPR 86
 973 #define KVM_CAP_ARM_PSCI 87
 974 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
 975 #define KVM_CAP_DEVICE_CTRL 89
 976 #define KVM_CAP_IRQ_MPIC 90
 977 #define KVM_CAP_PPC_RTAS 91
 978 #define KVM_CAP_IRQ_XICS 92
 979 #define KVM_CAP_ARM_EL1_32BIT 93
 980 #define KVM_CAP_SPAPR_MULTITCE 94
 981 #define KVM_CAP_EXT_EMUL_CPUID 95
 982 #define KVM_CAP_HYPERV_TIME 96
 983 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
 984 #define KVM_CAP_ENABLE_CAP_VM 98
 985 #define KVM_CAP_S390_IRQCHIP 99
 986 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
 987 #define KVM_CAP_VM_ATTRIBUTES 101
 988 #define KVM_CAP_ARM_PSCI_0_2 102
 989 #define KVM_CAP_PPC_FIXUP_HCALL 103
 990 #define KVM_CAP_PPC_ENABLE_HCALL 104
 991 #define KVM_CAP_CHECK_EXTENSION_VM 105
 992 #define KVM_CAP_S390_USER_SIGP 106
 993 #define KVM_CAP_S390_VECTOR_REGISTERS 107
 994 #define KVM_CAP_S390_MEM_OP 108
 995 #define KVM_CAP_S390_USER_STSI 109
 996 #define KVM_CAP_S390_SKEYS 110
 997 #define KVM_CAP_MIPS_FPU 111
 998 #define KVM_CAP_MIPS_MSA 112
 999 #define KVM_CAP_S390_INJECT_IRQ 113
1000 #define KVM_CAP_S390_IRQ_STATE 114
1001 #define KVM_CAP_PPC_HWRNG 115
1002 #define KVM_CAP_DISABLE_QUIRKS 116
1003 #define KVM_CAP_X86_SMM 117
1004 #define KVM_CAP_MULTI_ADDRESS_SPACE 118
1005 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
1006 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
1007 #define KVM_CAP_SPLIT_IRQCHIP 121
1008 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
1009 #define KVM_CAP_HYPERV_SYNIC 123
1010 #define KVM_CAP_S390_RI 124
1011 #define KVM_CAP_SPAPR_TCE_64 125
1012 #define KVM_CAP_ARM_PMU_V3 126
1013 #define KVM_CAP_VCPU_ATTRIBUTES 127
1014 #define KVM_CAP_MAX_VCPU_ID 128
1015 #define KVM_CAP_X2APIC_API 129
1016 #define KVM_CAP_S390_USER_INSTR0 130
1017 #define KVM_CAP_MSI_DEVID 131
1018 #define KVM_CAP_PPC_HTM 132
1019 #define KVM_CAP_SPAPR_RESIZE_HPT 133
1020 #define KVM_CAP_PPC_MMU_RADIX 134
1021 #define KVM_CAP_PPC_MMU_HASH_V3 135
1022 #define KVM_CAP_IMMEDIATE_EXIT 136
1023 #define KVM_CAP_MIPS_VZ 137
1024 #define KVM_CAP_MIPS_TE 138
1025 #define KVM_CAP_MIPS_64BIT 139
1026 #define KVM_CAP_S390_GS 140
1027 #define KVM_CAP_S390_AIS 141
1028 #define KVM_CAP_SPAPR_TCE_VFIO 142
1029 #define KVM_CAP_X86_DISABLE_EXITS 143
1030 #define KVM_CAP_ARM_USER_IRQ 144
1031 #define KVM_CAP_S390_CMMA_MIGRATION 145
1032 #define KVM_CAP_PPC_FWNMI 146
1033 #define KVM_CAP_PPC_SMT_POSSIBLE 147
1034 #define KVM_CAP_HYPERV_SYNIC2 148
1035 #define KVM_CAP_HYPERV_VP_INDEX 149
1036 #define KVM_CAP_S390_AIS_MIGRATION 150
1037 #define KVM_CAP_PPC_GET_CPU_CHAR 151
1038 #define KVM_CAP_S390_BPB 152
1039 #define KVM_CAP_GET_MSR_FEATURES 153
1040 #define KVM_CAP_HYPERV_EVENTFD 154
1041 #define KVM_CAP_HYPERV_TLBFLUSH 155
1042 #define KVM_CAP_S390_HPAGE_1M 156
1043 #define KVM_CAP_NESTED_STATE 157
1044 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158
1045 #define KVM_CAP_MSR_PLATFORM_INFO 159
1046 #define KVM_CAP_PPC_NESTED_HV 160
1047 #define KVM_CAP_HYPERV_SEND_IPI 161
1048 #define KVM_CAP_COALESCED_PIO 162
1049 #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163
1050 #define KVM_CAP_EXCEPTION_PAYLOAD 164
1051 #define KVM_CAP_ARM_VM_IPA_SIZE 165
1052 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */
1053 #define KVM_CAP_HYPERV_CPUID 167
1054 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168
1055 #define KVM_CAP_PPC_IRQ_XIVE 169
1056 #define KVM_CAP_ARM_SVE 170
1057 #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171
1058 #define KVM_CAP_ARM_PTRAUTH_GENERIC 172
1059 #define KVM_CAP_PMU_EVENT_FILTER 173
1060 #define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174
1061 #define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175
1062 #define KVM_CAP_PPC_GUEST_DEBUG_SSTEP 176
1063 #define KVM_CAP_ARM_NISV_TO_USER 177
1064 #define KVM_CAP_ARM_INJECT_EXT_DABT 178
1065 #define KVM_CAP_S390_VCPU_RESETS 179
1066 #define KVM_CAP_S390_PROTECTED 180
1067 #define KVM_CAP_PPC_SECURE_GUEST 181
1068 #define KVM_CAP_HALT_POLL 182
1069 #define KVM_CAP_ASYNC_PF_INT 183
1070 #define KVM_CAP_LAST_CPU 184
1071 #define KVM_CAP_SMALLER_MAXPHYADDR 185
1072 #define KVM_CAP_S390_DIAG318 186
1073 #define KVM_CAP_STEAL_TIME 187
1074 #define KVM_CAP_X86_USER_SPACE_MSR 188
1075 #define KVM_CAP_X86_MSR_FILTER 189
1076 #define KVM_CAP_ENFORCE_PV_FEATURE_CPUID 190
1077 #define KVM_CAP_SYS_HYPERV_CPUID 191
1078 #define KVM_CAP_DIRTY_LOG_RING 192
1079 #define KVM_CAP_X86_BUS_LOCK_EXIT 193
1080
1081 #ifdef KVM_CAP_IRQ_ROUTING
1082
1083 struct kvm_irq_routing_irqchip {
1084         __u32 irqchip;
1085         __u32 pin;
1086 };
1087
1088 struct kvm_irq_routing_msi {
1089         __u32 address_lo;
1090         __u32 address_hi;
1091         __u32 data;
1092         union {
1093                 __u32 pad;
1094                 __u32 devid;
1095         };
1096 };
1097
1098 struct kvm_irq_routing_s390_adapter {
1099         __u64 ind_addr;
1100         __u64 summary_addr;
1101         __u64 ind_offset;
1102         __u32 summary_offset;
1103         __u32 adapter_id;
1104 };
1105
1106 struct kvm_irq_routing_hv_sint {
1107         __u32 vcpu;
1108         __u32 sint;
1109 };
1110
1111 /* gsi routing entry types */
1112 #define KVM_IRQ_ROUTING_IRQCHIP 1
1113 #define KVM_IRQ_ROUTING_MSI 2
1114 #define KVM_IRQ_ROUTING_S390_ADAPTER 3
1115 #define KVM_IRQ_ROUTING_HV_SINT 4
1116
1117 struct kvm_irq_routing_entry {
1118         __u32 gsi;
1119         __u32 type;
1120         __u32 flags;
1121         __u32 pad;
1122         union {
1123                 struct kvm_irq_routing_irqchip irqchip;
1124                 struct kvm_irq_routing_msi msi;
1125                 struct kvm_irq_routing_s390_adapter adapter;
1126                 struct kvm_irq_routing_hv_sint hv_sint;
1127                 __u32 pad[8];
1128         } u;
1129 };
1130
1131 struct kvm_irq_routing {
1132         __u32 nr;
1133         __u32 flags;
1134         struct kvm_irq_routing_entry entries[0];
1135 };
1136
1137 #endif
1138
1139 #ifdef KVM_CAP_MCE
1140 /* x86 MCE */
1141 struct kvm_x86_mce {
1142         __u64 status;
1143         __u64 addr;
1144         __u64 misc;
1145         __u64 mcg_status;
1146         __u8 bank;
1147         __u8 pad1[7];
1148         __u64 pad2[3];
1149 };
1150 #endif
1151
1152 #ifdef KVM_CAP_XEN_HVM
1153 #define KVM_XEN_HVM_CONFIG_HYPERCALL_MSR        (1 << 0)
1154 #define KVM_XEN_HVM_CONFIG_INTERCEPT_HCALL      (1 << 1)
1155
1156 struct kvm_xen_hvm_config {
1157         __u32 flags;
1158         __u32 msr;
1159         __u64 blob_addr_32;
1160         __u64 blob_addr_64;
1161         __u8 blob_size_32;
1162         __u8 blob_size_64;
1163         __u8 pad2[30];
1164 };
1165 #endif
1166
1167 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
1168 /*
1169  * Available with KVM_CAP_IRQFD_RESAMPLE
1170  *
1171  * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
1172  * the irqfd to operate in resampling mode for level triggered interrupt
1173  * emulation.  See Documentation/virt/kvm/api.rst.
1174  */
1175 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
1176
1177 struct kvm_irqfd {
1178         __u32 fd;
1179         __u32 gsi;
1180         __u32 flags;
1181         __u32 resamplefd;
1182         __u8  pad[16];
1183 };
1184
1185 /* For KVM_CAP_ADJUST_CLOCK */
1186
1187 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags.  */
1188 #define KVM_CLOCK_TSC_STABLE            2
1189
1190 struct kvm_clock_data {
1191         __u64 clock;
1192         __u32 flags;
1193         __u32 pad[9];
1194 };
1195
1196 /* For KVM_CAP_SW_TLB */
1197
1198 #define KVM_MMU_FSL_BOOKE_NOHV          0
1199 #define KVM_MMU_FSL_BOOKE_HV            1
1200
1201 struct kvm_config_tlb {
1202         __u64 params;
1203         __u64 array;
1204         __u32 mmu_type;
1205         __u32 array_len;
1206 };
1207
1208 struct kvm_dirty_tlb {
1209         __u64 bitmap;
1210         __u32 num_dirty;
1211 };
1212
1213 /* Available with KVM_CAP_ONE_REG */
1214
1215 #define KVM_REG_ARCH_MASK       0xff00000000000000ULL
1216 #define KVM_REG_GENERIC         0x0000000000000000ULL
1217
1218 /*
1219  * Architecture specific registers are to be defined in arch headers and
1220  * ORed with the arch identifier.
1221  */
1222 #define KVM_REG_PPC             0x1000000000000000ULL
1223 #define KVM_REG_X86             0x2000000000000000ULL
1224 #define KVM_REG_IA64            0x3000000000000000ULL
1225 #define KVM_REG_ARM             0x4000000000000000ULL
1226 #define KVM_REG_S390            0x5000000000000000ULL
1227 #define KVM_REG_ARM64           0x6000000000000000ULL
1228 #define KVM_REG_MIPS            0x7000000000000000ULL
1229 #define KVM_REG_RISCV           0x8000000000000000ULL
1230
1231 #define KVM_REG_SIZE_SHIFT      52
1232 #define KVM_REG_SIZE_MASK       0x00f0000000000000ULL
1233 #define KVM_REG_SIZE_U8         0x0000000000000000ULL
1234 #define KVM_REG_SIZE_U16        0x0010000000000000ULL
1235 #define KVM_REG_SIZE_U32        0x0020000000000000ULL
1236 #define KVM_REG_SIZE_U64        0x0030000000000000ULL
1237 #define KVM_REG_SIZE_U128       0x0040000000000000ULL
1238 #define KVM_REG_SIZE_U256       0x0050000000000000ULL
1239 #define KVM_REG_SIZE_U512       0x0060000000000000ULL
1240 #define KVM_REG_SIZE_U1024      0x0070000000000000ULL
1241 #define KVM_REG_SIZE_U2048      0x0080000000000000ULL
1242
1243 struct kvm_reg_list {
1244         __u64 n; /* number of regs */
1245         __u64 reg[0];
1246 };
1247
1248 struct kvm_one_reg {
1249         __u64 id;
1250         __u64 addr;
1251 };
1252
1253 #define KVM_MSI_VALID_DEVID     (1U << 0)
1254 struct kvm_msi {
1255         __u32 address_lo;
1256         __u32 address_hi;
1257         __u32 data;
1258         __u32 flags;
1259         __u32 devid;
1260         __u8  pad[12];
1261 };
1262
1263 struct kvm_arm_device_addr {
1264         __u64 id;
1265         __u64 addr;
1266 };
1267
1268 /*
1269  * Device control API, available with KVM_CAP_DEVICE_CTRL
1270  */
1271 #define KVM_CREATE_DEVICE_TEST          1
1272
1273 struct kvm_create_device {
1274         __u32   type;   /* in: KVM_DEV_TYPE_xxx */
1275         __u32   fd;     /* out: device handle */
1276         __u32   flags;  /* in: KVM_CREATE_DEVICE_xxx */
1277 };
1278
1279 struct kvm_device_attr {
1280         __u32   flags;          /* no flags currently defined */
1281         __u32   group;          /* device-defined */
1282         __u64   attr;           /* group-defined */
1283         __u64   addr;           /* userspace address of attr data */
1284 };
1285
1286 #define  KVM_DEV_VFIO_GROUP                     1
1287 #define   KVM_DEV_VFIO_GROUP_ADD                        1
1288 #define   KVM_DEV_VFIO_GROUP_DEL                        2
1289 #define   KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE              3
1290
1291 enum kvm_device_type {
1292         KVM_DEV_TYPE_FSL_MPIC_20        = 1,
1293 #define KVM_DEV_TYPE_FSL_MPIC_20        KVM_DEV_TYPE_FSL_MPIC_20
1294         KVM_DEV_TYPE_FSL_MPIC_42,
1295 #define KVM_DEV_TYPE_FSL_MPIC_42        KVM_DEV_TYPE_FSL_MPIC_42
1296         KVM_DEV_TYPE_XICS,
1297 #define KVM_DEV_TYPE_XICS               KVM_DEV_TYPE_XICS
1298         KVM_DEV_TYPE_VFIO,
1299 #define KVM_DEV_TYPE_VFIO               KVM_DEV_TYPE_VFIO
1300         KVM_DEV_TYPE_ARM_VGIC_V2,
1301 #define KVM_DEV_TYPE_ARM_VGIC_V2        KVM_DEV_TYPE_ARM_VGIC_V2
1302         KVM_DEV_TYPE_FLIC,
1303 #define KVM_DEV_TYPE_FLIC               KVM_DEV_TYPE_FLIC
1304         KVM_DEV_TYPE_ARM_VGIC_V3,
1305 #define KVM_DEV_TYPE_ARM_VGIC_V3        KVM_DEV_TYPE_ARM_VGIC_V3
1306         KVM_DEV_TYPE_ARM_VGIC_ITS,
1307 #define KVM_DEV_TYPE_ARM_VGIC_ITS       KVM_DEV_TYPE_ARM_VGIC_ITS
1308         KVM_DEV_TYPE_XIVE,
1309 #define KVM_DEV_TYPE_XIVE               KVM_DEV_TYPE_XIVE
1310         KVM_DEV_TYPE_ARM_PV_TIME,
1311 #define KVM_DEV_TYPE_ARM_PV_TIME        KVM_DEV_TYPE_ARM_PV_TIME
1312         KVM_DEV_TYPE_MAX,
1313 };
1314
1315 struct kvm_vfio_spapr_tce {
1316         __s32   groupfd;
1317         __s32   tablefd;
1318 };
1319
1320 /*
1321  * ioctls for VM fds
1322  */
1323 #define KVM_SET_MEMORY_REGION     _IOW(KVMIO,  0x40, struct kvm_memory_region)
1324 /*
1325  * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1326  * a vcpu fd.
1327  */
1328 #define KVM_CREATE_VCPU           _IO(KVMIO,   0x41)
1329 #define KVM_GET_DIRTY_LOG         _IOW(KVMIO,  0x42, struct kvm_dirty_log)
1330 /* KVM_SET_MEMORY_ALIAS is obsolete: */
1331 #define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO,  0x43, struct kvm_memory_alias)
1332 #define KVM_SET_NR_MMU_PAGES      _IO(KVMIO,   0x44)
1333 #define KVM_GET_NR_MMU_PAGES      _IO(KVMIO,   0x45)
1334 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1335                                         struct kvm_userspace_memory_region)
1336 #define KVM_SET_TSS_ADDR          _IO(KVMIO,   0x47)
1337 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO,  0x48, __u64)
1338
1339 /* enable ucontrol for s390 */
1340 struct kvm_s390_ucas_mapping {
1341         __u64 user_addr;
1342         __u64 vcpu_addr;
1343         __u64 length;
1344 };
1345 #define KVM_S390_UCAS_MAP        _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1346 #define KVM_S390_UCAS_UNMAP      _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1347 #define KVM_S390_VCPU_FAULT      _IOW(KVMIO, 0x52, unsigned long)
1348
1349 /* Device model IOC */
1350 #define KVM_CREATE_IRQCHIP        _IO(KVMIO,   0x60)
1351 #define KVM_IRQ_LINE              _IOW(KVMIO,  0x61, struct kvm_irq_level)
1352 #define KVM_GET_IRQCHIP           _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1353 #define KVM_SET_IRQCHIP           _IOR(KVMIO,  0x63, struct kvm_irqchip)
1354 #define KVM_CREATE_PIT            _IO(KVMIO,   0x64)
1355 #define KVM_GET_PIT               _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1356 #define KVM_SET_PIT               _IOR(KVMIO,  0x66, struct kvm_pit_state)
1357 #define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1358 #define KVM_REGISTER_COALESCED_MMIO \
1359                         _IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
1360 #define KVM_UNREGISTER_COALESCED_MMIO \
1361                         _IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
1362 #define KVM_ASSIGN_PCI_DEVICE     _IOR(KVMIO,  0x69, \
1363                                        struct kvm_assigned_pci_dev)
1364 #define KVM_SET_GSI_ROUTING       _IOW(KVMIO,  0x6a, struct kvm_irq_routing)
1365 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1366 #define KVM_ASSIGN_IRQ            __KVM_DEPRECATED_VM_R_0x70
1367 #define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO,  0x70, struct kvm_assigned_irq)
1368 #define KVM_REINJECT_CONTROL      _IO(KVMIO,   0x71)
1369 #define KVM_DEASSIGN_PCI_DEVICE   _IOW(KVMIO,  0x72, \
1370                                        struct kvm_assigned_pci_dev)
1371 #define KVM_ASSIGN_SET_MSIX_NR    _IOW(KVMIO,  0x73, \
1372                                        struct kvm_assigned_msix_nr)
1373 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO,  0x74, \
1374                                        struct kvm_assigned_msix_entry)
1375 #define KVM_DEASSIGN_DEV_IRQ      _IOW(KVMIO,  0x75, struct kvm_assigned_irq)
1376 #define KVM_IRQFD                 _IOW(KVMIO,  0x76, struct kvm_irqfd)
1377 #define KVM_CREATE_PIT2           _IOW(KVMIO,  0x77, struct kvm_pit_config)
1378 #define KVM_SET_BOOT_CPU_ID       _IO(KVMIO,   0x78)
1379 #define KVM_IOEVENTFD             _IOW(KVMIO,  0x79, struct kvm_ioeventfd)
1380 #define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
1381 #define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
1382 #define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
1383 /* Available with KVM_CAP_PIT_STATE2 */
1384 #define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
1385 #define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)
1386 /* Available with KVM_CAP_PPC_GET_PVINFO */
1387 #define KVM_PPC_GET_PVINFO        _IOW(KVMIO,  0xa1, struct kvm_ppc_pvinfo)
1388 /* Available with KVM_CAP_TSC_CONTROL */
1389 #define KVM_SET_TSC_KHZ           _IO(KVMIO,  0xa2)
1390 #define KVM_GET_TSC_KHZ           _IO(KVMIO,  0xa3)
1391 /* Available with KVM_CAP_PCI_2_3 */
1392 #define KVM_ASSIGN_SET_INTX_MASK  _IOW(KVMIO,  0xa4, \
1393                                        struct kvm_assigned_pci_dev)
1394 /* Available with KVM_CAP_SIGNAL_MSI */
1395 #define KVM_SIGNAL_MSI            _IOW(KVMIO,  0xa5, struct kvm_msi)
1396 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1397 #define KVM_PPC_GET_SMMU_INFO     _IOR(KVMIO,  0xa6, struct kvm_ppc_smmu_info)
1398 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
1399 #define KVM_PPC_ALLOCATE_HTAB     _IOWR(KVMIO, 0xa7, __u32)
1400 #define KVM_CREATE_SPAPR_TCE      _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)
1401 #define KVM_CREATE_SPAPR_TCE_64   _IOW(KVMIO,  0xa8, \
1402                                        struct kvm_create_spapr_tce_64)
1403 /* Available with KVM_CAP_RMA */
1404 #define KVM_ALLOCATE_RMA          _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
1405 /* Available with KVM_CAP_PPC_HTAB_FD */
1406 #define KVM_PPC_GET_HTAB_FD       _IOW(KVMIO,  0xaa, struct kvm_get_htab_fd)
1407 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1408 #define KVM_ARM_SET_DEVICE_ADDR   _IOW(KVMIO,  0xab, struct kvm_arm_device_addr)
1409 /* Available with KVM_CAP_PPC_RTAS */
1410 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO,  0xac, struct kvm_rtas_token_args)
1411 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */
1412 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
1413 #define KVM_PPC_RESIZE_HPT_COMMIT  _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
1414 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
1415 #define KVM_PPC_CONFIGURE_V3_MMU  _IOW(KVMIO,  0xaf, struct kvm_ppc_mmuv3_cfg)
1416 /* Available with KVM_CAP_PPC_RADIX_MMU */
1417 #define KVM_PPC_GET_RMMU_INFO     _IOW(KVMIO,  0xb0, struct kvm_ppc_rmmu_info)
1418 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */
1419 #define KVM_PPC_GET_CPU_CHAR      _IOR(KVMIO,  0xb1, struct kvm_ppc_cpu_char)
1420 /* Available with KVM_CAP_PMU_EVENT_FILTER */
1421 #define KVM_SET_PMU_EVENT_FILTER  _IOW(KVMIO,  0xb2, struct kvm_pmu_event_filter)
1422 #define KVM_PPC_SVM_OFF           _IO(KVMIO,  0xb3)
1423
1424 /* ioctl for vm fd */
1425 #define KVM_CREATE_DEVICE         _IOWR(KVMIO,  0xe0, struct kvm_create_device)
1426
1427 /* ioctls for fds returned by KVM_CREATE_DEVICE */
1428 #define KVM_SET_DEVICE_ATTR       _IOW(KVMIO,  0xe1, struct kvm_device_attr)
1429 #define KVM_GET_DEVICE_ATTR       _IOW(KVMIO,  0xe2, struct kvm_device_attr)
1430 #define KVM_HAS_DEVICE_ATTR       _IOW(KVMIO,  0xe3, struct kvm_device_attr)
1431
1432 /*
1433  * ioctls for vcpu fds
1434  */
1435 #define KVM_RUN                   _IO(KVMIO,   0x80)
1436 #define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
1437 #define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
1438 #define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
1439 #define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
1440 #define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
1441 #define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
1442 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1443 #define KVM_DEBUG_GUEST           __KVM_DEPRECATED_VCPU_W_0x87
1444 #define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
1445 #define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
1446 #define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
1447 #define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
1448 #define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
1449 #define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
1450 #define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
1451 #define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
1452 #define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
1453 #define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1454 /* Available with KVM_CAP_VAPIC */
1455 #define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1456 /* Available with KVM_CAP_VAPIC */
1457 #define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
1458 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
1459 #define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
1460 /* store status for s390 */
1461 #define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
1462 #define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
1463 #define KVM_S390_STORE_STATUS     _IOW(KVMIO,  0x95, unsigned long)
1464 /* initial ipl psw for s390 */
1465 #define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
1466 /* initial reset for s390 */
1467 #define KVM_S390_INITIAL_RESET    _IO(KVMIO,   0x97)
1468 #define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
1469 #define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
1470 /* Available with KVM_CAP_USER_NMI */
1471 #define KVM_NMI                   _IO(KVMIO,   0x9a)
1472 /* Available with KVM_CAP_SET_GUEST_DEBUG */
1473 #define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
1474 /* MCE for x86 */
1475 #define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
1476 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
1477 #define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
1478 /* Available with KVM_CAP_VCPU_EVENTS */
1479 #define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
1480 #define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)
1481 /* Available with KVM_CAP_DEBUGREGS */
1482 #define KVM_GET_DEBUGREGS         _IOR(KVMIO,  0xa1, struct kvm_debugregs)
1483 #define KVM_SET_DEBUGREGS         _IOW(KVMIO,  0xa2, struct kvm_debugregs)
1484 /*
1485  * vcpu version available with KVM_ENABLE_CAP
1486  * vm version available with KVM_CAP_ENABLE_CAP_VM
1487  */
1488 #define KVM_ENABLE_CAP            _IOW(KVMIO,  0xa3, struct kvm_enable_cap)
1489 /* Available with KVM_CAP_XSAVE */
1490 #define KVM_GET_XSAVE             _IOR(KVMIO,  0xa4, struct kvm_xsave)
1491 #define KVM_SET_XSAVE             _IOW(KVMIO,  0xa5, struct kvm_xsave)
1492 /* Available with KVM_CAP_XCRS */
1493 #define KVM_GET_XCRS              _IOR(KVMIO,  0xa6, struct kvm_xcrs)
1494 #define KVM_SET_XCRS              _IOW(KVMIO,  0xa7, struct kvm_xcrs)
1495 /* Available with KVM_CAP_SW_TLB */
1496 #define KVM_DIRTY_TLB             _IOW(KVMIO,  0xaa, struct kvm_dirty_tlb)
1497 /* Available with KVM_CAP_ONE_REG */
1498 #define KVM_GET_ONE_REG           _IOW(KVMIO,  0xab, struct kvm_one_reg)
1499 #define KVM_SET_ONE_REG           _IOW(KVMIO,  0xac, struct kvm_one_reg)
1500 /* VM is being stopped by host */
1501 #define KVM_KVMCLOCK_CTRL         _IO(KVMIO,   0xad)
1502 #define KVM_ARM_VCPU_INIT         _IOW(KVMIO,  0xae, struct kvm_vcpu_init)
1503 #define KVM_ARM_PREFERRED_TARGET  _IOR(KVMIO,  0xaf, struct kvm_vcpu_init)
1504 #define KVM_GET_REG_LIST          _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1505 /* Available with KVM_CAP_S390_MEM_OP */
1506 #define KVM_S390_MEM_OP           _IOW(KVMIO,  0xb1, struct kvm_s390_mem_op)
1507 /* Available with KVM_CAP_S390_SKEYS */
1508 #define KVM_S390_GET_SKEYS      _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1509 #define KVM_S390_SET_SKEYS      _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1510 /* Available with KVM_CAP_S390_INJECT_IRQ */
1511 #define KVM_S390_IRQ              _IOW(KVMIO,  0xb4, struct kvm_s390_irq)
1512 /* Available with KVM_CAP_S390_IRQ_STATE */
1513 #define KVM_S390_SET_IRQ_STATE    _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1514 #define KVM_S390_GET_IRQ_STATE    _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1515 /* Available with KVM_CAP_X86_SMM */
1516 #define KVM_SMI                   _IO(KVMIO,   0xb7)
1517 /* Available with KVM_CAP_S390_CMMA_MIGRATION */
1518 #define KVM_S390_GET_CMMA_BITS      _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log)
1519 #define KVM_S390_SET_CMMA_BITS      _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
1520 /* Memory Encryption Commands */
1521 #define KVM_MEMORY_ENCRYPT_OP      _IOWR(KVMIO, 0xba, unsigned long)
1522
1523 struct kvm_enc_region {
1524         __u64 addr;
1525         __u64 size;
1526 };
1527
1528 #define KVM_MEMORY_ENCRYPT_REG_REGION    _IOR(KVMIO, 0xbb, struct kvm_enc_region)
1529 #define KVM_MEMORY_ENCRYPT_UNREG_REGION  _IOR(KVMIO, 0xbc, struct kvm_enc_region)
1530
1531 /* Available with KVM_CAP_HYPERV_EVENTFD */
1532 #define KVM_HYPERV_EVENTFD        _IOW(KVMIO,  0xbd, struct kvm_hyperv_eventfd)
1533
1534 /* Available with KVM_CAP_NESTED_STATE */
1535 #define KVM_GET_NESTED_STATE         _IOWR(KVMIO, 0xbe, struct kvm_nested_state)
1536 #define KVM_SET_NESTED_STATE         _IOW(KVMIO,  0xbf, struct kvm_nested_state)
1537
1538 /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */
1539 #define KVM_CLEAR_DIRTY_LOG          _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log)
1540
1541 /* Available with KVM_CAP_HYPERV_CPUID (vcpu) / KVM_CAP_SYS_HYPERV_CPUID (system) */
1542 #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2)
1543
1544 /* Available with KVM_CAP_ARM_SVE */
1545 #define KVM_ARM_VCPU_FINALIZE     _IOW(KVMIO,  0xc2, int)
1546
1547 /* Available with  KVM_CAP_S390_VCPU_RESETS */
1548 #define KVM_S390_NORMAL_RESET   _IO(KVMIO,   0xc3)
1549 #define KVM_S390_CLEAR_RESET    _IO(KVMIO,   0xc4)
1550
1551 struct kvm_s390_pv_sec_parm {
1552         __u64 origin;
1553         __u64 length;
1554 };
1555
1556 struct kvm_s390_pv_unp {
1557         __u64 addr;
1558         __u64 size;
1559         __u64 tweak;
1560 };
1561
1562 enum pv_cmd_id {
1563         KVM_PV_ENABLE,
1564         KVM_PV_DISABLE,
1565         KVM_PV_SET_SEC_PARMS,
1566         KVM_PV_UNPACK,
1567         KVM_PV_VERIFY,
1568         KVM_PV_PREP_RESET,
1569         KVM_PV_UNSHARE_ALL,
1570 };
1571
1572 struct kvm_pv_cmd {
1573         __u32 cmd;      /* Command to be executed */
1574         __u16 rc;       /* Ultravisor return code */
1575         __u16 rrc;      /* Ultravisor return reason code */
1576         __u64 data;     /* Data or address */
1577         __u32 flags;    /* flags for future extensions. Must be 0 for now */
1578         __u32 reserved[3];
1579 };
1580
1581 /* Available with KVM_CAP_S390_PROTECTED */
1582 #define KVM_S390_PV_COMMAND             _IOWR(KVMIO, 0xc5, struct kvm_pv_cmd)
1583
1584 /* Available with KVM_CAP_X86_MSR_FILTER */
1585 #define KVM_X86_SET_MSR_FILTER  _IOW(KVMIO,  0xc6, struct kvm_msr_filter)
1586
1587 /* Available with KVM_CAP_DIRTY_LOG_RING */
1588 #define KVM_RESET_DIRTY_RINGS           _IO(KVMIO, 0xc7)
1589
1590 /* Per-VM Xen attributes */
1591 #define KVM_XEN_HVM_GET_ATTR    _IOWR(KVMIO, 0xc8, struct kvm_xen_hvm_attr)
1592 #define KVM_XEN_HVM_SET_ATTR    _IOW(KVMIO,  0xc9, struct kvm_xen_hvm_attr)
1593
1594 struct kvm_xen_hvm_attr {
1595         __u16 type;
1596         __u16 pad[3];
1597         union {
1598                 __u8 long_mode;
1599                 struct {
1600                         __u64 gfn;
1601                 } shared_info;
1602                 __u64 pad[8];
1603         } u;
1604 };
1605
1606 #define KVM_XEN_ATTR_TYPE_LONG_MODE             0x0
1607 #define KVM_XEN_ATTR_TYPE_SHARED_INFO           0x1
1608
1609 /* Per-vCPU Xen attributes */
1610 #define KVM_XEN_VCPU_GET_ATTR   _IOWR(KVMIO, 0xca, struct kvm_xen_vcpu_attr)
1611 #define KVM_XEN_VCPU_SET_ATTR   _IOW(KVMIO,  0xcb, struct kvm_xen_vcpu_attr)
1612
1613 struct kvm_xen_vcpu_attr {
1614         __u16 type;
1615         __u16 pad[3];
1616         union {
1617                 __u64 gpa;
1618                 __u64 pad[8];
1619         } u;
1620 };
1621
1622 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_INFO        0x0
1623 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_TIME_INFO   0x1
1624
1625 /* Secure Encrypted Virtualization command */
1626 enum sev_cmd_id {
1627         /* Guest initialization commands */
1628         KVM_SEV_INIT = 0,
1629         KVM_SEV_ES_INIT,
1630         /* Guest launch commands */
1631         KVM_SEV_LAUNCH_START,
1632         KVM_SEV_LAUNCH_UPDATE_DATA,
1633         KVM_SEV_LAUNCH_UPDATE_VMSA,
1634         KVM_SEV_LAUNCH_SECRET,
1635         KVM_SEV_LAUNCH_MEASURE,
1636         KVM_SEV_LAUNCH_FINISH,
1637         /* Guest migration commands (outgoing) */
1638         KVM_SEV_SEND_START,
1639         KVM_SEV_SEND_UPDATE_DATA,
1640         KVM_SEV_SEND_UPDATE_VMSA,
1641         KVM_SEV_SEND_FINISH,
1642         /* Guest migration commands (incoming) */
1643         KVM_SEV_RECEIVE_START,
1644         KVM_SEV_RECEIVE_UPDATE_DATA,
1645         KVM_SEV_RECEIVE_UPDATE_VMSA,
1646         KVM_SEV_RECEIVE_FINISH,
1647         /* Guest status and debug commands */
1648         KVM_SEV_GUEST_STATUS,
1649         KVM_SEV_DBG_DECRYPT,
1650         KVM_SEV_DBG_ENCRYPT,
1651         /* Guest certificates commands */
1652         KVM_SEV_CERT_EXPORT,
1653         /* Attestation report */
1654         KVM_SEV_GET_ATTESTATION_REPORT,
1655
1656         KVM_SEV_NR_MAX,
1657 };
1658
1659 struct kvm_sev_cmd {
1660         __u32 id;
1661         __u64 data;
1662         __u32 error;
1663         __u32 sev_fd;
1664 };
1665
1666 struct kvm_sev_launch_start {
1667         __u32 handle;
1668         __u32 policy;
1669         __u64 dh_uaddr;
1670         __u32 dh_len;
1671         __u64 session_uaddr;
1672         __u32 session_len;
1673 };
1674
1675 struct kvm_sev_launch_update_data {
1676         __u64 uaddr;
1677         __u32 len;
1678 };
1679
1680
1681 struct kvm_sev_launch_secret {
1682         __u64 hdr_uaddr;
1683         __u32 hdr_len;
1684         __u64 guest_uaddr;
1685         __u32 guest_len;
1686         __u64 trans_uaddr;
1687         __u32 trans_len;
1688 };
1689
1690 struct kvm_sev_launch_measure {
1691         __u64 uaddr;
1692         __u32 len;
1693 };
1694
1695 struct kvm_sev_guest_status {
1696         __u32 handle;
1697         __u32 policy;
1698         __u32 state;
1699 };
1700
1701 struct kvm_sev_dbg {
1702         __u64 src_uaddr;
1703         __u64 dst_uaddr;
1704         __u32 len;
1705 };
1706
1707 struct kvm_sev_attestation_report {
1708         __u8 mnonce[16];
1709         __u64 uaddr;
1710         __u32 len;
1711 };
1712
1713 #define KVM_DEV_ASSIGN_ENABLE_IOMMU     (1 << 0)
1714 #define KVM_DEV_ASSIGN_PCI_2_3          (1 << 1)
1715 #define KVM_DEV_ASSIGN_MASK_INTX        (1 << 2)
1716
1717 struct kvm_assigned_pci_dev {
1718         __u32 assigned_dev_id;
1719         __u32 busnr;
1720         __u32 devfn;
1721         __u32 flags;
1722         __u32 segnr;
1723         union {
1724                 __u32 reserved[11];
1725         };
1726 };
1727
1728 #define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
1729 #define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
1730 #define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)
1731
1732 #define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
1733 #define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
1734 #define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)
1735
1736 #define KVM_DEV_IRQ_HOST_MASK    0x00ff
1737 #define KVM_DEV_IRQ_GUEST_MASK   0xff00
1738
1739 struct kvm_assigned_irq {
1740         __u32 assigned_dev_id;
1741         __u32 host_irq; /* ignored (legacy field) */
1742         __u32 guest_irq;
1743         __u32 flags;
1744         union {
1745                 __u32 reserved[12];
1746         };
1747 };
1748
1749 struct kvm_assigned_msix_nr {
1750         __u32 assigned_dev_id;
1751         __u16 entry_nr;
1752         __u16 padding;
1753 };
1754
1755 #define KVM_MAX_MSIX_PER_DEV            256
1756 struct kvm_assigned_msix_entry {
1757         __u32 assigned_dev_id;
1758         __u32 gsi;
1759         __u16 entry; /* The index of entry in the MSI-X table */
1760         __u16 padding[3];
1761 };
1762
1763 #define KVM_X2APIC_API_USE_32BIT_IDS            (1ULL << 0)
1764 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK  (1ULL << 1)
1765
1766 /* Available with KVM_CAP_ARM_USER_IRQ */
1767
1768 /* Bits for run->s.regs.device_irq_level */
1769 #define KVM_ARM_DEV_EL1_VTIMER          (1 << 0)
1770 #define KVM_ARM_DEV_EL1_PTIMER          (1 << 1)
1771 #define KVM_ARM_DEV_PMU                 (1 << 2)
1772
1773 struct kvm_hyperv_eventfd {
1774         __u32 conn_id;
1775         __s32 fd;
1776         __u32 flags;
1777         __u32 padding[3];
1778 };
1779
1780 #define KVM_HYPERV_CONN_ID_MASK         0x00ffffff
1781 #define KVM_HYPERV_EVENTFD_DEASSIGN     (1 << 0)
1782
1783 #define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE    (1 << 0)
1784 #define KVM_DIRTY_LOG_INITIALLY_SET            (1 << 1)
1785
1786 /*
1787  * Arch needs to define the macro after implementing the dirty ring
1788  * feature.  KVM_DIRTY_LOG_PAGE_OFFSET should be defined as the
1789  * starting page offset of the dirty ring structures.
1790  */
1791 #ifndef KVM_DIRTY_LOG_PAGE_OFFSET
1792 #define KVM_DIRTY_LOG_PAGE_OFFSET 0
1793 #endif
1794
1795 /*
1796  * KVM dirty GFN flags, defined as:
1797  *
1798  * |---------------+---------------+--------------|
1799  * | bit 1 (reset) | bit 0 (dirty) | Status       |
1800  * |---------------+---------------+--------------|
1801  * |             0 |             0 | Invalid GFN  |
1802  * |             0 |             1 | Dirty GFN    |
1803  * |             1 |             X | GFN to reset |
1804  * |---------------+---------------+--------------|
1805  *
1806  * Lifecycle of a dirty GFN goes like:
1807  *
1808  *      dirtied         harvested        reset
1809  * 00 -----------> 01 -------------> 1X -------+
1810  *  ^                                          |
1811  *  |                                          |
1812  *  +------------------------------------------+
1813  *
1814  * The userspace program is only responsible for the 01->1X state
1815  * conversion after harvesting an entry.  Also, it must not skip any
1816  * dirty bits, so that dirty bits are always harvested in sequence.
1817  */
1818 #define KVM_DIRTY_GFN_F_DIRTY           BIT(0)
1819 #define KVM_DIRTY_GFN_F_RESET           BIT(1)
1820 #define KVM_DIRTY_GFN_F_MASK            0x3
1821
1822 /*
1823  * KVM dirty rings should be mapped at KVM_DIRTY_LOG_PAGE_OFFSET of
1824  * per-vcpu mmaped regions as an array of struct kvm_dirty_gfn.  The
1825  * size of the gfn buffer is decided by the first argument when
1826  * enabling KVM_CAP_DIRTY_LOG_RING.
1827  */
1828 struct kvm_dirty_gfn {
1829         __u32 flags;
1830         __u32 slot;
1831         __u64 offset;
1832 };
1833
1834 #define KVM_BUS_LOCK_DETECTION_OFF             (1 << 0)
1835 #define KVM_BUS_LOCK_DETECTION_EXIT            (1 << 1)
1836
1837 #endif /* __LINUX_KVM_H */